# 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 385761: Write the slope-intercept equation for the line that passes through (2, -7) and (4, -13). Please show all of your work Click here to see answer by jim_thompson5910(28598)

 Question 385783: find the intercepts then use them to graph the equation: 1.1x-1.9y=4.18 Click here to see answer by stanbon(57395)

 Question 385862: Problem: y=2.3x-4.5 I need to find how much y increases or decreases when x increases by 2. I know that when x=0, y= -4.5 because that is the y-intercept. Could I add 2 to -4.5 to get the answer? Thanks so much for your help, Mina Click here to see answer by mananth(12270)

 Question 385913: Line P passes through point (5,1) and has a slope of -4/5. What is the equation of line p in standard form? Click here to see answer by mananth(12270)

 Question 385932: what is the slope of a line containing the ordered pairs (0,2) and (-1,5)? Click here to see answer by mananth(12270)

 Question 385927: An airplane 30,100 feet above the ground begins descending at the rae of 2,150 feet per minute. Write and solve a linear equation to find how long it will take the plane to reach the ground. (Use y=mx+b) Click here to see answer by Alan3354(30993)

 Question 385999: What is perpendicular to the graph of 2x - 3y = 12 passing through the poin (4,3) Click here to see answer by nerdybill(6963)

 Question 386136: write the standard form of the equation of a line that is perpendicular to the graph of the given equation and passes through the point with the given coordinates 4x-2y+2=0; (1,4) Click here to see answer by ewatrrr(10682)

 Question 386258: Why don't we use the coordinate plane for graphing? Click here to see answer by solver91311(16897)

 Question 386242: what is the slope of 2y=6. i know the intercept is 3 Click here to see answer by solver91311(16897)

 Question 386269: Find the equation of a line passing through the point (- 2, - 4) and parallel to the line 2x + 3y = 24. Click here to see answer by mananth(12270)

 Question 386279: which is the slope of the line contanining p(-5,6) and Q (3,-1? Click here to see answer by mananth(12270)

 Question 386286: Find the distance between the two points (2, 4) and (5, 8 Click here to see answer by rfer(12670)

 Question 386333: find the standard form of the equation of the line the passes through the point 1,5 and is parallel to the line 3x-2y=3 Click here to see answer by scott8148(6628)

 Question 386403: Please help me: 3) If polynomial p(x)=2x^3 -3x^2-10 has exactly one real zero r, -1<=r<=1, which following is true: A. -1 less than r and r less than 0 B. 0 less than r and r less than 1 C. Other answer( Explain) 4) Which of the shaded regions below represent the graph of {(x,y)(y<=x and y>=0)}? Big Thanks Click here to see answer by solver91311(16897)

 Question 386756: What is the start value for the table? x|y 0|3 1|9 2|15 Click here to see answer by stanbon(57395)

 Question 386853: Write each equation in slope-intercept form.Then graph the line described y+x=3 Click here to see answer by zf(2)

 Question 386878: During one year, the Kostamos' real estate bill included \$458 for miscellaneous services. Of this amount, 31% went to the trash collection fund. How much money did the trash collection department receive? Click here to see answer by rfer(12670)

 Question 386692: my question is: equation of line that contains (-6,1) and is perpendicular to the graph of y=1/3x+8 Click here to see answer by robertb(4012)

 Question 386966: The solution set for the system 6x + 9y = 15 is best described as follows: 4x + 6y = 10 a.undefined b.x=1. y=1 c. {(x,y)|y= (-2/3)x + (5/3)} d. inconsistent e. set of all points Click here to see answer by stanbon(57395)

 Question 386989: Determine wheather the graphs of the two equations are perpendicukar? y=6x-9 and 5y=9-x Click here to see answer by ewatrrr(10682)

 Question 387001: Find the Linear equation that contains all the given ordered pairs. (0,8) (3,5) (4,4) Click here to see answer by Alan3354(30993)
 Question 387001: Find the Linear equation that contains all the given ordered pairs. (0,8) (3,5) (4,4) Click here to see answer by ewatrrr(10682)

 Question 387005: The Given Ordered pairs are solutions of the same linear equation. Find N.(3,3) (0,-3) (2,N) Click here to see answer by ewatrrr(10682)

 Question 387068: this is a tough one! In 1994 the life expectancy of males in a certain country was 63.5 years. In 1999, it was 66.9 years. Let E represent the life expectancy in year t and let t represent the number of years since 1994. The linear fuction E(t) that fits the data is E(t)=_t+_ (round to the nearest) Use the function to predict the life expectancy of males in 2008. E(14)=_ (round to the nearest) Click here to see answer by richard1234(5390)

 Question 387003: The Given Ordered pairs are solutions of the same linear equation. Find N. Click here to see answer by richard1234(5390)

 Question 387186: Can you explain step by step I seem to be missing how to get the second part. (5,7) x + 9y = 7 x+ 9y= 7 Click here to see answer by Alan3354(30993)

 Question 387190: I do not really understand how to solve this. The question says: "Graph the line passing through (2,4) tbat is perpendicular to the graph of y=-3" Click here to see answer by josmiceli(9697)

 Question 387242: Write the slope-intercept equation for the line that passes through (-3, 1) and has slope 5/3. Please show all of your work Click here to see answer by rfer(12670)

 Question 387260: Write an equation of the line that passes through the point (18, −7) and is perpendicular to the line y = −9x + 8. Click here to see answer by mananth(12270)

 Question 387241: Write the slope-intercept equation for the line with slope -2/3 and y-intercept (0, 3) and graph the line. please show in graph form also. Please show all of your work Click here to see answer by stanbon(57395)

 Question 387244: Write the slope-intercept equation for the line that passes through (-8, -11) and is perpendicular to -2x – 7y = -14 Click here to see answer by gwendolyn(128)

 Question 387346: If you are given the points (2,4), (x,8) with a slope = -2, how do you find the value of x? Click here to see answer by stanbon(57395)

 Question 387414: Write an equation of the line perpendicular to the line given by 2x + 3y = 7 and having the same y-intercept as the line given by 5x + 2y = 10. Click here to see answer by scott8148(6628)