# 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

## Tutors Answer Your Questions about Linear-equations (FREE)

 Question 197067: Graph the following equation? calculate the slope, x-intercept, y-intercept and label the intercepts on the graph. y = x + 3 Click here to see answer by Mathtut(3670)
 Question 197067: Graph the following equation? calculate the slope, x-intercept, y-intercept and label the intercepts on the graph. y = x + 3 Click here to see answer by solver91311(16897)

 Question 197069: The points (1,5), (4,5), and (1,0) represent three corners of a rectangle; find the coordinates of the fourth point. Click here to see answer by RAY100(1637)

 Question 197100: The midpoint of a line segment from A(2,7) to B(h,k) is M(–3,1). DETERMINE: a) h = b) k = Let A(x1,y1) and B(x2,y2) be two points midpoint of line AB is given by , So -------(1) ---------(2) From (1), From (2), Click here to see answer by mathsteacher(28)

 Question 197101: Find an equation in slope-intercept form passing through the points (2,5) and (7,-3). Find the slope slope ==> ==> ==> Point-Slope form ------(1) (x1,y1)=(2,5) substituting (x1,y1) in (1) here slope is and y intercept is Click here to see answer by mathsteacher(28)

 Question 197144: 7.1x - 3.9y = 1.4 calculate slope, x-intercept, y-intercept and label the intercepts on the graph Rewrite the equation as ------(1) general equation for slope-intercept form for a line is y=mx+c where m is the slope and c is the y intercept. So slope = 1.82 y intercept = (0,-0.36) to find x intercept , put y=0 in the equation (1) x intercept = (0.198,0) Click here to see answer by mathsteacher(28)

 Question 197176: (0,2)and(8,6)m= Click here to see answer by vleith(2825)

 Question 197219: Graoh, Calculate the slope, x-intercept, y-intercept, and label the intercepts on the graph. 3x = -2 Click here to see answer by Mathtut(3670)

 Question 197220: Graph, calculate the slope, x-intercept, y-intercept, and label the intercepts on the graph. 4.2x + 3.8y = 1.9 Click here to see answer by Mathtut(3670)

 Question 197225: Find the area of a rectangle if three of its corners are (-0.1,-3.4), (-7.9, -3.4) and (-0.1,6.8). Click here to see answer by edjones(7569)

 Question 197232: I am having trouble solving each system by graphing. y= x+4 y= -2x+1 Click here to see answer by stanbon(57377)

 Question 197257: what is the x and y intercept for x-2y=6? Click here to see answer by stanbon(57377)
 Question 197257: what is the x and y intercept for x-2y=6? Click here to see answer by checkley77(12569)

 Question 197255: How do you graph linear equations with the slope intercept form? Click here to see answer by stanbon(57377)

 Question 197307: I have these 2 equations and there y slope intercept which are 2x+2y=140 y=-x+70 1x-1y=20 y=x-20 The answer for x and y are shown as x is 45 and y is 25(both positive #'s) I need it explained to me how the 45 and 25 are figured out. Thanks! Click here to see answer by RAY100(1637)

 Question 197334: -y>6x-5 Click here to see answer by Mathtut(3670)

 Question 197379: Find the equation of the line with slope -32 that contains the point (41, -119). y(x) = can someone help please thanks Click here to see answer by solver91311(16897)

 Question 197511: Please help with the following problem. Find the slope, the x and y intercepts for the line going thru the points [25,-17] and [10,18] Click here to see answer by Alan3354(30993)

 Question 197507: Please help with this problem Write the equation for a line that is parallel to the line y=-3x/5+25 and goes thru the point [11,-3] Click here to see answer by checkley77(12569)

 Question 197548: write an equation in slope intercept form of the line passing through each pair of points: (-8,2) and (0,6) Click here to see answer by jim_thompson5910(28598)

 Question 197547: write an equation in slope intercept form of the line passing through each pair of points: (6,-2) and (3,-4) Click here to see answer by jim_thompson5910(28598)

 Question 197575: State the slope of the line given by 2x-5y=20 thank you Click here to see answer by jim_thompson5910(28598)

 Question 197577: Use rules of exponents to find the exact value of 16^(-3/4) thanks Click here to see answer by stanbon(57377)

 Question 197576: I am having trouble can someone help please thanks Consider the following table. C(celsius) F(Farenheit) Water Freezes 0 32 Water Boils 100 212 (a) A linear relationship exists between Celsius(C) and Farenheit(F) temperatures. Using points of the form (F,C), find the linear equation solved for C (in terms of F). C(F) = (b) Now, using the linear equation that you just determined, find the Celsius equivalent of 165.4°F. C(Celsius) Click here to see answer by stanbon(57377)

 Question 197509: Please help with the following question Write the equation for a line that is perpendicular to the line, y=3x+10/3 and goes thru the point [-15,6] Click here to see answer by nerdybill(6962)

 Question 197698: write an equation in slope intercept form of a line with the following characteristics: perpendicular to the graph of 2x-3y=12 and passing through the point at (4,3). Click here to see answer by jim_thompson5910(28598)

 Question 197699: determine the slope of each line through points at (-4,-8)and (-4,2) Click here to see answer by jim_thompson5910(28598)

 Question 197701: determine the slope of each line through points at (-4,2) and (2,2). Click here to see answer by jim_thompson5910(28598)

 Question 197700: determine the slope of each line through points at (3,6) and (1,-4) Click here to see answer by jim_thompson5910(28598)

 Question 197709: find the slope and y intercept 2x+7y+8=0 I am using y=mx+b with this equation and it saying that my answer I came up is wrong what am I doing wrong..can someone help thanks Click here to see answer by jim_thompson5910(28598)

 Question 197712: what does it mean when a question ask that you give your answer using the form At^B the question is t^4/t^8 A= B= -4 I have figured out B t^4-8 =t= -4 and I got that right so what is the trick to the getting the answer to A thanks again for all your help Click here to see answer by jim_thompson5910(28598)

 Question 197715: I need help with the following linear word problem asap. My friend is driving 55 mph, West, on Interstate 90 and he started from his home which is 75 miles west of mine. I leave at the same time, traveling West at a speed of 73 mph. Write 2 linear equations (one for me and one for my friend) that relate our distances away from my home versus time. (Hint: draw a little picture or diagram) Click here to see answer by stanbon(57377)

 Question 197723: Hi I need help with the following problem asap, Thank you!: Solve the following absolute value inequality: ½ |x – 2| < 4 Click here to see answer by ankor@dixie-net.com(15659)

 Question 197814: Plot the graph of the equations 8x - 4y = 12 and -4x + 2y = -6 and interpret the result. Click here to see answer by vleith(2825)

 Question 197860: Write an equation,in slope-intecept form, of the line that passes through the given points (-3,2), (4,-1) Click here to see answer by solver91311(16897)

 Question 197868: Please help me find the slop of : y=-5x-1 Click here to see answer by nerdybill(6962)

 Question 197959: I need help with the following problem. The following two points define a line: (3, 7) and (x, 9). Explain which value of x will give you a vertical line and write the equation of that vertical line. Click here to see answer by solver91311(16897)

 Question 197964: y+15=3x; write the equation in slope-intercept form. Then identify the slope and y-intercept of the line. Click here to see answer by solver91311(16897)

 Question 197793: 3/4x + 4/3 = -2 Click here to see answer by checkley77(12569)

 Question 198019: A plumber charged \$110 for a three-hour job and \$160 for a five-hour job. At this rate, how much would he charge for an eight-hour job? Assume that this situation can be described by a linear function. Click here to see answer by Alan3354(30993)
 Question 198019: A plumber charged \$110 for a three-hour job and \$160 for a five-hour job. At this rate, how much would he charge for an eight-hour job? Assume that this situation can be described by a linear function. Click here to see answer by josmiceli(9697)

 Question 198023: Please help me I need your help with this problem. The following two points define a line: (3, 7) and (x, 9). Explain which value of x will give you a vertical line and write the equation of that vertical line. Click here to see answer by Alan3354(30993)

 Question 198056: not sure if I am in the right area, but I have a question about limits compute the following limit: lim x^2+x-12/x-3 x->3 Click here to see answer by solver91311(16897)
 Question 198056: not sure if I am in the right area, but I have a question about limits compute the following limit: lim x^2+x-12/x-3 x->3 Click here to see answer by vleith(2825)
 Question 198056: not sure if I am in the right area, but I have a question about limits compute the following limit: lim x^2+x-12/x-3 x->3 Click here to see answer by stanbon(57377)

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