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# Recent problems solved by 'acerX'

 absolute-value/57125: 270g+5(15-g)=164(15)1 solutions Answer 38849 by acerX(62)   on 2006-10-19 14:52:30 (Show Source): You can put this solution on YOUR website!270g+5(15-g)=164(15) Distribute: 270g+75-5g=2460 Isolate variables: 270g-5g=2460+75 Simplify: 265g=2535 Divide both sides by 265: g=35
 Travel_Word_Problems/31358: This question is from textbook Algebra: Structure and Method Book 1 The perimeter of a square garden is 12m greater than the perimeter of a smaller square garden. The area of the larger garden is 105 m squared greater than that of the smaller garden. Find the dimensions of the larger garden.1 solutions Answer 18041 by acerX(62)   on 2006-03-25 17:26:01 (Show Source): You can put this solution on YOUR website!s=side of the small garden s+12=side of the large garden . the equation would be: . FOIL the left side subtract the subtract the 144 divide by 24 length CANNOT be negative . side of the larger garden = s +12 OR
 Angles/31072: One more problem please I cant solve 9x-55 and 3x-35, could you please help me . I am getting frustrated.1 solutions Answer 17784 by acerX(62)   on 2006-03-22 20:00:31 (Show Source): You can put this solution on YOUR website!please see this question is nearly identical . http://www.algebra.com/algebra/homework/Angles/Angles.faq.question.31067.html
 Linear-equations/31064: please help with the following: Find the y-intercept of the line 3x - 4y = 12. Find the x-intercept of the same line. Thank you so much.1 solutions Answer 17783 by acerX(62)   on 2006-03-22 19:55:28 (Show Source): You can put this solution on YOUR website! subtract 3x divide by -4 . the y intercept is -3 . X intercept set y = 0 add 3 multiply by
 Angles/31067: I dont know how to solve for x. 3x+10, x-30. I get confused. Can you help?1 solutions Answer 17782 by acerX(62)   on 2006-03-22 19:42:02 (Show Source): You can put this solution on YOUR website!1) subtract 10 from both sides divide both sides by 3 . 2) add 30 to both sides
 Linear-equations/31065: Please help with son's homework. Find the x- and y-intercepts of y = 8x - 7. Thank you.1 solutions Answer 17780 by acerX(62)   on 2006-03-22 19:33:52 (Show Source): You can put this solution on YOUR website!For y-intercept plug in 0 for x For x-intercept plug in 0 for y add 7 to both sides divide by 8
 Polynomials-and-rational-expressions/31044: Simplify and evaluate: (x^3 y-^4 z^0/5x^6y^8)^3 2 convert to scientific notation: 0.000347 3. For f(x)=2x-11, find f(2). 4. Perform the indicated operations: (5x^2 - 3x + 2) + (-3x^2 - 5x - 8_ - (x^2 + 3x - 10) 1 solutions Answer 17778 by acerX(62)   on 2006-03-22 19:21:04 (Show Source): You can put this solution on YOUR website!1) the negative exponent goes to the denominator anything to the 0 power is 1 combine the y terms by adding the exponent simplify the x terms a power raised to a power multiply the exponents . 2) please see this lesson >>http://www.algebra.com/algebra/homework/Exponents/Scientific-Notation.lesson 3), find f(2) solve the math problem 4) this problem has an underscore in it, which i don't know what this means
 Polynomials-and-rational-expressions/31038: I need help simplifying this: I came up with this answer and need to know if its correct. 3a + b / 2*(3a + b) = 2 , 3a + b is not equal to zero.1 solutions Answer 17775 by acerX(62)   on 2006-03-22 18:59:20 (Show Source): You can put this solution on YOUR website! factor out a 2 in the denominator cancel the two 3a+b's
 Inequalities/31060: This question is from textbook Glencoe Algebra 2: Integration, Applications, Connections The problem is 1 solutions Answer 17773 by acerX(62)   on 2006-03-22 18:53:35 (Show Source): You can put this solution on YOUR website!{{(3y)/2+y-5/7=4}}} combine the y's add multiply by 2/5
 Graphs/31058: what the slope of 14x+4y=241 solutions Answer 17771 by acerX(62)   on 2006-03-22 18:39:24 (Show Source): You can put this solution on YOUR website! this needs to be in slope intercept form , so subtract 14x divide by 4 simplify . slope is m so in this problem the slope is
 Radicals/31059: The index is 6, the number in the radical is 128.....ive done a factor tree and broke it down into 6 two's...whats next??1 solutions Answer 17770 by acerX(62)   on 2006-03-22 18:35:37 (Show Source): You can put this solution on YOUR website!You are trying to find the your factor tree should yeild SEVEN 2's for every pair of 2's you bring one out of the radical...
 Exponents-negative-and-fractional/31047: Could you help me simplify this: x^y-2/x^y+31 solutions Answer 17769 by acerX(62)   on 2006-03-22 18:29:24 (Show Source): You can put this solution on YOUR website! introduce the natural log use the quotient rule use the power rule set equal to zero, sutract the second side divide by ln(x) anything over itself =1 There is no solution to this equation because any number you plugin will give you different numbers on both sides.
 Exponential-and-logarithmic-functions/31056: This question is from textbook Advanced Algebra the instructions say to "identify the multiplier for each growth rate." I'm not sure what to do and number 6 reads as follows: 4 percent. How do I find the multiplier?1 solutions Answer 17765 by acerX(62)   on 2006-03-22 18:14:19 (Show Source): You can put this solution on YOUR website!Im not sure of the question here but 4% as a decimal is 0.04. To use this as a multiplier such as sales tax you would add 1 making the multiplier 1.04
 Graphs/31048: Determine if the following two lines are parallel. y=4/9x+6 4x=9y+21 solutions Answer 17764 by acerX(62)   on 2006-03-22 18:12:29 (Show Source): You can put this solution on YOUR website! . subtract by 2 divide by 9 Parallel lines are those who's slope is the same [[both are 4/9]] and their intercepts are different [[which they are]] Yes they are parallel lines
 Radicals/30936: This question is from textbook Beginning Algebra w/MathZone Find the distance between each pair of points. (-3,0) and (4,0) Thank you.1 solutions Answer 17763 by acerX(62)   on 2006-03-22 18:08:33 (Show Source): You can put this solution on YOUR website!The distance formula is
 Polynomials-and-rational-expressions/31055: This question is from textbook Introductory and Intermediate Algebra 2x 4x + 1 ________ + _________ = ______ x + 3 x + 3 x + 3 I realize my alignment is not the best, but I am keeping my fingers crossed that someone understands what I am trying to show. The problem is asking to find the missing expression. 1 solutions Answer 17762 by acerX(62)   on 2006-03-22 18:03:30 (Show Source): You can put this solution on YOUR website!You are trying to ask this?: = ? Just combining the top terms will give us an unsimplified answer this is the most simple form of the answer
 Graphs/31049: slope= -1/3,through (-6,2) find the equation of the line with the given properties1 solutions Answer 17761 by acerX(62)   on 2006-03-22 17:59:41 (Show Source): You can put this solution on YOUR website!Please see this previos questions. It is the exact same type of question. Remember that m = slope http://www.algebra.com/algebra/homework/Expressions-with-variables/Expressions-with-variables.faq.question.30846.html
 Graphs/31050: evaluate the function at the values indicated f(x)=-2/3x-6;find f(-9)1 solutions Answer 17760 by acerX(62)   on 2006-03-22 17:51:34 (Show Source): You can put this solution on YOUR website!; find plug -9 in for all x's
 Radicals/31052: hi i need help on this problem 8 times the square root of X + 3 times the square root of Y minus square root of X. thanks1 solutions Answer 17759 by acerX(62)   on 2006-03-22 17:45:54 (Show Source): You can put this solution on YOUR website! I am going to write this all under one square root distribute the x and y the this is the simplest form of this expression
 Equations/31019: 4x+3=-131 solutions Answer 17756 by acerX(62)   on 2006-03-22 15:12:28 (Show Source): You can put this solution on YOUR website! subtract 3 from both sides divide by 4
 Polynomials-and-rational-expressions/31016: This question is from textbook Prealgebra and Introductory Algebra two divided by the difference of a number and 3, minus 4 plus 1, the result is three halves. find the number1 solutions Answer 17755 by acerX(62)   on 2006-03-22 15:11:08 (Show Source): You can put this solution on YOUR website! combine like terms add 3 to both sides cross multiply distribute add 27 to both sides solve for n
 Angles/31022: AB intersects CD at E. If m angle BED = 5x+20 and m angle CEA = 7x+10, find m angle CEB1 solutions Answer 17751 by acerX(62)   on 2006-03-22 14:59:55 (Show Source): You can put this solution on YOUR website!I am not sure how to draw this problem on this site but angle BED will equal and CEA because they are opposite angles. A form of a rule from Geometry. First we need to find these angles subtract 10 from both sides subtract 5x from both sides divide by 2 These angles equal 5 degrees. Knowing that the angle of a line is 180 degrees. CEB = 175 degrees
 Inequalities/31033: This question is from textbook Algebra 1 how do you sovlve it1 solutions Answer 17750 by acerX(62)   on 2006-03-22 14:52:58 (Show Source): You can put this solution on YOUR website!We do not and cannot own every book. Please type the question out and resubmit.
 Exponents-negative-and-fractional/31032: I just do not understand this -6x^-3/2x^2 Please help me1 solutions Answer 17749 by acerX(62)   on 2006-03-22 14:51:38 (Show Source): You can put this solution on YOUR website! know that negative exponents move the term cancel out the to get when we multiply variable we add the exponents 3+2=5
 Polynomials-and-rational-expressions/31021: I need some help or advice simplifying this fraction. 10x^2 - 30x + 20 / X^2 - 1 1 solutions Answer 17748 by acerX(62)   on 2006-03-22 14:47:45 (Show Source): You can put this solution on YOUR website! factor out the 10 factor the top and bottom cancel out similar terms DONE!
 Travel_Word_Problems/31025: Please help me set this up. Fred leaves John's house and drives toward Tampa at 27mph. Kim leaves 2 hours later and drives the same route at 45 mph. How long will it take Kim to overtake Fred?1 solutions Answer 17747 by acerX(62)   on 2006-03-22 14:26:22 (Show Source): You can put this solution on YOUR website!Fred's time = or the number of miles [OVER] [[leaving only hours in the answer]] Kim's time = or two hours plus the number of miles [OVER] setting these two equation equal to each other will give us the number of hours until Kim and Fred are at the same place. multiply both sides by 27 then by 45 to cancel out the denominators subtract 27x from both sides divide by 18 or 3 hours until Kim overtakes Fred.
 Rate-of-work-word-problems/31026: Not sure if it fits in the right category. Here is the question. if 8 lumberjacks can cut down 18 trees in 3 days, how many tress can 28 lumberjacks cut down in 2 days? I am not sure where to start becuase there numbers are usually linked toghther, in this problem they are not so I have no clue/1 solutions Answer 17746 by acerX(62)   on 2006-03-22 14:16:59 (Show Source): You can put this solution on YOUR website!First we need to solve the first equation for one lumberjack in one day, X. The equation would be or one lumberjack can cut down 0.75 trees in one day Now the second equation: where t=total number of trees and x=number of trees one lumberjack can cut down in one day. Plug in the value for X 42 trees
 Rational-functions/31027: This question is from textbook Algebra 2 This is section 7.5 page 434 number 22 and i don't understand how to find the points without a graphing calculator. please help.1 solutions Answer 17745 by acerX(62)   on 2006-03-22 14:03:35 (Show Source): You can put this solution on YOUR website!We do not and cannot own every book. Please type the question out and resubmit.
 Systems-of-equations/31030: 3-4q=10q+101 solutions Answer 17744 by acerX(62)   on 2006-03-22 14:01:57 (Show Source): You can put this solution on YOUR website!subtract 10 from both sides add 4q to both sides divide both sides by 14 and reduce
 Polynomials-and-rational-expressions/31029: Need some help multyplying and expressing this problem in simplest form. (x-3) * (1) ----^3-----------^2---- (2) * (X-3) 1 solutions Answer 17743 by acerX(62)   on 2006-03-22 14:00:05 (Show Source): You can put this solution on YOUR website!your notation is a little odd for this problem. I am not sure if they are fractions or two seperate problems. I will answer this question as though they are fractions written as by looking at this problem we see that we can cancel out an x-3 from each fraction leaving us from distribute the 8
 Graphs/31008: This question is from textbook Beginning Algebra It is a worksheet and the problem is I am not sure how to graph this y=x-5 y=3x-71 solutions Answer 17735 by acerX(62)   on 2006-03-22 10:36:36 (Show Source): You can put this solution on YOUR website!Please refer to this lesson >> http://www.algebra.com/algebra/homework/Linear-equations/Linear-Graphs.lesson It gives explicit detail about how to graph these equations