Questions on Algebra: Equations answered by real tutors!

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 Algebra: Equations Solvers Lessons Answers archive Quiz In Depth

 Question 472839: Find the expression in terms of x for the area of the triangle Area=1/2 b h Base= 5x^3/7 Height= 4/x /= over one another Help please!! Click here to see answer by ankor@dixie-net.com(15652)

 Question 472847: A taxi driver charges a fare of \$2.00 for the first quarter mile or less and \$.75 for each additional quarter mile. If f represents the fare in \$\$, which of the following models the fare in dollars for a ride that is m miles long, where m is a positive integer> A) f=2.00 + .75(m-1) B) f= 2.00 + .75(-1) C) f= 2.00 + .75(4m-1) D) f=2.00 + .75(4(m-1)) I'm confident that it is c or d, but I have to be able to explain why. Click here to see answer by ewatrrr(10682)

 Question 472840: Add two expression ( ) to give the simplest result (3x - 8) + (4x^2 - 3x + 3) Help!!? Click here to see answer by ewatrrr(10682)

 Question 472979: solve for x 6( x – 4 ) = 3( 3x + 5) Click here to see answer by jim_thompson5910(28595)

 Question 472878: 1) A toy rocket is launched from ground level. its distance in feet from the ground in t seconds is given by. s(t)= -16t^2+208t Find the number of seconds required for the projectile to reach maximum height. What is the maximum height. 2) A washing machine can be filled in 8 minutes if both the hot and cold water taps are fully opened. Filling water with hot water alone takes 9 minutes longer than filling it with cold water alone. How long does it take to fill the washer with cold water? Click here to see answer by ankor@dixie-net.com(15652)

 Question 473093: what number must be added to each term of 5/8 to yield 3/4 what number must be subtracted to each term of 9/17 to yield 1/3 Click here to see answer by Tatiana_Stebko(1326)
 Question 473093: what number must be added to each term of 5/8 to yield 3/4 what number must be subtracted to each term of 9/17 to yield 1/3 Click here to see answer by stanbon(57346)

 Question 473164: by + cy - br - cr _________________ = b2 + 6bc + 5c2 Click here to see answer by Tatiana_Stebko(1326)

 Question 473349: What is the sum of the square root of 4/9 and the square root of 9/16? Express your answer as a mixed number Click here to see answer by Tatiana_Stebko(1326)

 Question 473384: A+A+A+A=b6 C+C=A single digit number which fits both equations Click here to see answer by Edwin McCravy(8909)

 Question 473423: The sum of two decimal numbers is 3.9. Their difference is 0.9, and their product is 3.6 What are the two numbers? Click here to see answer by ccs2011(207)

 Question 473430: Find the interval(s) on the real number line for which the radicand is nonnegative. square root of (6 – x) Click here to see answer by jim_thompson5910(28595)

 Question 473538: 5y - 6= 10y + 24 what is the solution set Click here to see answer by jim_thompson5910(28595)

 Question 473551: determine wheter 7.5 is a solution of the inequality of x>-5 Click here to see answer by Theo(3464)

 Question 473553: find the y-intercept and the x-intercept for the equation 3x-6y=90 what is the y-intercept what is the x-intercept type in an ordered pair. Click here to see answer by jim_thompson5910(28595)

 Question 473550: find the y-intercept and the x-intercept for the equation and type in an ordered pair. 6x+2y=48 Click here to see answer by jim_thompson5910(28595)

 Question 473560: [(z^2 - 25) \ z] \ [(z - 5) \ (z - 8)] Click here to see answer by jorel1380(2518)

 Question 473628: Hi, I am stuck. Here is the problem....Find the values of x that satisfy the inequality. List the interval containing smaller x-values first. (If you need to use or –, enter INFINITY or –INFINITY, respectively.) Problem: 2x^2 > 72 Thanks in advance Click here to see answer by sudhanshu_kmr(1152)

 Question 473715: Change the equation to slope-intercept form and determine the slope and y intercept of the line. 6x+y=9 y= slope= y intercept (x,y)= Click here to see answer by stanbon(57346)

 Question 473780: How do I solve this problem? Multiply. (4x+7)(2x^2+3x+3) thank you! Click here to see answer by aib31180(4)

 Question 473789: How do I solve this please? Use the FOIL method to find the product. (5x^5-7)(x^8-2)= Thank you! Click here to see answer by aib31180(4)

 Question 473797: How do I solve this please? Add. Simplify if possible. 2z/z^2-16 + z/z-4= the problem is 2z over z^2-16 plus z over z-4 = thank you! Click here to see answer by MathLover1(6632)

 Question 473903: find the lowest common denominator of x^2+12x+36 and x^2+3x-18 Click here to see answer by jorel1380(2518)

 Question 473935: Two numbers are consecutive odd integers. The sum of the smaller and 4 times the larger is 63. Find the two numbers. Click here to see answer by ccs2011(207)

 Question 473934: The measure of one angle of a triangle is twice the measure of the smallest angle. The measure of the third angle is 44 degrees more than 5 times the measure of the smallest angle. Find the measure of the largest angle. Click here to see answer by ccs2011(207)

 Question 473943: Wilma is fencing in her rectangular garden. She wants the length to be 30 feet greater than the width and the total amount of fencing is 500 feet. Find the length and width for her garden. Click here to see answer by jorel1380(2518)

 Question 473944: Two busses leave Rochester, at the same time, on the same route, heading to NYC. The local bus averages 36.8 mph and the express bus averages 60.4 mph. How long will it take for the two busses to be 5.9 miles apart? Click here to see answer by jorel1380(2518)
 Question 473944: Two busses leave Rochester, at the same time, on the same route, heading to NYC. The local bus averages 36.8 mph and the express bus averages 60.4 mph. How long will it take for the two busses to be 5.9 miles apart? Click here to see answer by ccs2011(207)

 Question 473945: Jose has \$30,000 that he puts into two accounts. The first account pays 8% simple interest and the second account pays 5% simple interest. At the end of one year, he has earned a total of \$2250 in interest. How much did he have in each account? Click here to see answer by jorel1380(2518)

 Question 474267: what is the present age of mary's neice age five years ago if three less than one third of its age Click here to see answer by stanbon(57346)