Questions on Algebra: Linear Equations, Graphs, Slope answered by real tutors!

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 Algebra: Linear Equations, Graphs, Slope Solvers Lessons Answers archive Quiz In Depth

 Question 32511: what is the slope of the line (-2,0) (2,2)? Click here to see answer by checkley71(8403)

 Question 32474: Hi, im Very confused on Linear Graphs anything to do with it. First here is a problem the i have that i cannot understand at all {2x+y=-3 { y= 7 and it says "use substitution to solve the problem" Click here to see answer by allamericangirl(1)

 Question 32550: write an equation in standard form of the line satisfying the given conditions: passes through (1,-4) and (-6,8) Click here to see answer by mukhopadhyay(490)

 Question 32631: Hi, i need some help on idenifying the slope and y-intercept of the line. One problem is: 3x - y = 12 Thanks for your time. Click here to see answer by checkley71(8403)

 Question 32651: idenify the slope nd y-intercept of the line with the given equation. use the slope and y-intercept to graph the equation. y= 5/4x + 1 thanks Click here to see answer by Cintchr(481)

 Question 32782: The length of one of the equal legs of an isosceles triangle is 8 cm less than 4 times the length of the base. If the perimeter is 29 cm, find the length of one of the equal legs. Click here to see answer by Paul(988)

 Question 32764: I'm not sure if I'm in the right section, but I would really appreciate help with this problem it says prove that mx-y=b and x+my=c are perpendicular. Click here to see answer by askmemath(368)

 Question 32739: I would like your help to learn how to work out how to varify solutions to linear equations. I have no clue where to begin. I also don't understand how to graph systems of equations. Here's one of my problems. graph: x+2y= -10 ; -x+3y= -9. Thank you for your help. Click here to see answer by checkley71(8403)

 Question 32947: I need to know how to solve this problem. The question is Find the equation of the line that satisfies (2,3) Slope: 1 Click here to see answer by sarah_adam(201)

 Question 32944: Sorry to bother you, but i have a question. How do I begin my equation. I need to find equations which represent the price of both plans plan A and Plan B. Then find a break even point, and afterwards graph both lines. I have 2 cellphone companies, one is plan A: 30.00/month, price/minute \$0.15 and the other company Plan B is no montly payment/ price/minute \$0.20 i will then be able to find out which is the better plan if a person who talk about 750 minutes/month. Thanks in advance. Click here to see answer by checkley71(8403)

 Question 32521: problem: 2x + 3y =6 how would you solve that and then graph it on a graph??? Click here to see answer by Michelle L(2)

 Question 30747: The ratio of the distances of a pitching wedge and an 8 iron will drive a golf ball. If a golfer averages 80 yards with a pitching wedge how far should she average with an 8 iron. Click here to see answer by stanbon(57347)

 Question 32986: Can you help me solve this and explain the step so I may understand it? Thank you in advance. Solve the inequality and write the solution set in interval notation: 5(2+x)> -4(x+3) Click here to see answer by xcentaur(357)

 Question 32984: Can you help me solve this and explain the step so I may understand it? Thank you in advance. Solve the inequality and write the solution set in interval notation: 5(2+x)> -4(x+3) Click here to see answer by xcentaur(357)

 Question 33021: I need help understanding how to get an equation of Ax+By=C from and equation Y=mx+b and viceversa. I am not understanding what do I have to do to get the results needed. The book I have does not explain the process neither there is a chapter in the book that teaches you how to do it. I know how to get the slope, y and x intercept. Example. y=1/3x-2 How can this be translated to Ax+By=C. Click here to see answer by stanbon(57347)

 Question 33312: Sorry, I sent this the first time and forgot to type the problem. I need help with this equation. I can't figure out what m equals: m-6 over 6 equals 2 Click here to see answer by priya(51)

 Question 33320: What does w equal in this problem? -2w+4=-8 Click here to see answer by priya(51)

 Question 33323: need help with one more. What does x equal in this problem? 4x+5/6=7/2 Click here to see answer by priya(51)

 Question 33321: I have an especially hard time solving linear equations involving fractions. What does x euqal here? x+4/7=3/7 Click here to see answer by priya(51)

 Question 33319: I need to know what n equals in 2/3(n-3)=8 Click here to see answer by priya(51)

 Question 33314: Write the equation of the line in slope- intercept form. 12.) The slope is 3; the y - interecept is -2 Click here to see answer by sarah_adam(201)

 Question 33316: Write an equation of the line that is parallel to the given line and passes through the point. 9.) y= 1/2x+8 (-6,4) Click here to see answer by mukhopadhyay(490)

 Question 33299: what does x equal in this equation? -2w+4=-8 Click here to see answer by checkley71(8403)

 Question 33396: for each line described, wtie the equation in point-slope form. 17. Slope: 2, y intercept: -1 Click here to see answer by mukhopadhyay(490)

 Question 33412: TELL WEATHER THE RELATIONSHIP BETWEEN X AND Y IS LINEAR,EXPONENTIAL,OR NEITHER AND EXPLAIN THE ANSWER- X-0,1,2,3,4,5 -Y-1,1/4,1/16,1/64,1/256,1/1024 ? Click here to see answer by stanbon(57347)

 Question 33391: a salesman must arrive at the destination as soon a possible and there are 156 miles until the destination, options are a train that travels at 80mph with one 30 minute stop and a car that travels at 55mph with no stops. (a) execute your strategy and determine which method of travel will allow Bob to reach the meeting in the shortest amount of time (b) Is there a way to make a drawing of this problem? (c) Is it possible to break this problem into smaller pieces in order to solve it? How? Click here to see answer by stanbon(57347)

 Question 33445: What does x equal in this equation? 3/5x-2=x+1/3 Click here to see answer by stanbon(57347)