# 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 400558: convert 4x-2y=12 into slope intercept form Click here to see answer by rfer(12644)

 Question 400597: wrtie an equation of the line that passes through (1,4)and is perpenducular to the line y=-3x+1 Click here to see answer by solver91311(16868)

 Question 400687: write an equation of the line that is parallel to the to the graph of y-3x=4 and has the same y-intercept as the graph of 4y+x=36 Click here to see answer by Alan3354(30952)
 Question 400687: write an equation of the line that is parallel to the to the graph of y-3x=4 and has the same y-intercept as the graph of 4y+x=36 Click here to see answer by sofiyac(695)

 Question 400603: Graph. -7x-22=0 Click here to see answer by sofiyac(695)

 Question 400704: (a-7b)/(a+7b)= -3k-8 Solve for a dont have a clue myself :( Click here to see answer by sofiyac(695)

 Question 400377: Substitution method. y=4x-9 y=x-3 Click here to see answer by sofiyac(695)

 Question 400769: whats the answer to (2y-3) 2nd power Click here to see answer by Tatiana_Stebko(1326)

 Question 400816: I am trying to put the equation y= 1/2-5 into a graph Click here to see answer by rfer(12644)

 Question 401044: (2x+3)/(4)=(x+1)/(3)+2 Click here to see answer by lwsshak3(6459)

 Question 401174: Graph the equation y=0.75Absolute value x-1 absolute value Click here to see answer by sofiyac(695)

 Question 401173: Graph the equation x=Absolute valuey+3absolutevalue + 4 by plotting points. Click here to see answer by sofiyac(695)

 Question 401200: Please teach me step by step how to solve the following equation and similar equations: (3x^2+3/4x-1)-(x^2-1/4x) Thank you very much! Click here to see answer by sofiyac(695)

 Question 401253: find the slope if it exist, of the line containing the points (-6,1/2) and (-3, 1/2) Click here to see answer by richard1234(5390)
 Question 401253: find the slope if it exist, of the line containing the points (-6,1/2) and (-3, 1/2) Click here to see answer by josmiceli(9645)

 Question 401335: find x and y intercepts of 1x-8y+7=0 Click here to see answer by algebrahouse.com(1079)

 Question 401417: please help me solve this equation the point (4, -8) is given x = ? y = ? Find the equation of a line with slope 8 containing the point ?x - y = ? Click here to see answer by rfer(12644)

 Question 401480: 8=3x Click here to see answer by richard1234(5390)

 Question 401558: how do i match each system of linear equations with the graph of system? i.y = -x-2 ii. y-2x=4 iii.y-x=-2 Click here to see answer by MathLover1(6611)

 Question 401575: a marketing group develpoing online as space is offering two payment options: Option 1: \$210 set up fee plus \$10/inch of the ad Option 2: no set up fee but \$25/inch of the ad let x= inches of the proposed ad,for example,x=2 for a column ad that is 2 inches long A)write a mathmatical model representing the total ad cost,C, in terms of X for the following OPTION 1: C=________________ OPTION 2: C=_____________________ B) HOW MANY INCHES OF AD SPACE WOULD BE NEEDED TO BE PURCHASED FOR OPTION 1 TO BE LESS THAN OPTION ? SET UP AN INEUALTIY AND SHOW YOUR WORK ALGEBRAIACALLY USING INFO IN PART A. Click here to see answer by stanbon(57214)

 Question 401581: the profit function of Wannamakker trophies is P(x)=-0.3^2+fx-m,where f represents the desighn fee for customer's awards and m represents the monthly office rent,also P represents th monthly profit in dollars of the small bussiness where x is the number of awards designed in that month. A) if \$60 is charged for a design fee,and the monthly studio rent is \$1,500; write an equation for the profit,P,in terms of X B)how much profit when 50 award desins are sold in a month? C)how many award designs must be sold in order to maximize the profit? D0 what is the maximum profit? Click here to see answer by stanbon(57214)

 Question 401614: graph the line containing the given pair of points and find the slope (0,3),(-1,-3) Click here to see answer by algebrahouse.com(1079)

 Question 401621: WHy does a horizontal line have a slope of 0 when a vertical line has an undefined slope? Click here to see answer by robertb(4012)

 Question 401625: Write an equation for the line parallel to the line 2y=-2 through the point (6,-1). Click here to see answer by josmiceli(9645)

 Question 401645: Please I really need help with this equation 2u-9=7u+15-u-20 Could you show me step by step how to solve it Click here to see answer by richard1234(5390)

 Question 401659: find x. 2[9-(x-3)+4x]=4x-5(x+2)-8 Click here to see answer by algebrahouse.com(1079)

 Question 401644: (5)/(6), (3,-9) Click here to see answer by Alan3354(30952)

 Question 401666: Find the slope-intercept equation of the line that has the given characteristics. slope 6.5 and y intercept (0,-5) Click here to see answer by Alan3354(30952)

 Question 401668: Solve each system by addition. 7x-4y=-3 X+2y=3 Click here to see answer by Alan3354(30952)

 Question 401737: what is the solution set for 5(r-6)+5>6(r+3)-26 please and thank you Click here to see answer by stanbon(57214)

 Question 401755: Find an equation for the given pair of points (4,5) (12,6) Click here to see answer by rfer(12644)

 Question 401872: rise is 8.5 and run is 115 slope is 8.5/115 but I need to simplify. How do i simplify? Click here to see answer by nerdybill(6948)

 Question 402013: Write the slope-intercept form of an equation of the line that passes through the given point and is perpendicular to the graph of the equation. (1,1) y=4x+6 Click here to see answer by robertb(4012)

 Question 401989: tell whether each equation represents direct or inverse variation: y=80x xy=80 y=80/x y/x=80 Click here to see answer by richard1234(5390)

 Question 402049: write an equation of the line containing the given point and perpendicular to the given line: (2,5); 2x+y=3 Click here to see answer by nerdybill(6948)

 Question 402113: one number is eight less than three times another number. the sum of the numbers is 44. find the two numbers how do i set it up.... i keep coming up with x=3x-8=44 n i work it out n get x=17.33 and im sure thats not rite... so im stuck Click here to see answer by mananth(12270)

 Question 402256: write and ecuation. Passes through (2,4) (4,7) Click here to see answer by sofiyac(695)

 Question 402255: find the x- intercept and the y intercept of 3x+4y=12 (4,0) and (0,3) Click here to see answer by sofiyac(695)
 Question 402255: find the x- intercept and the y intercept of 3x+4y=12 (4,0) and (0,3) Click here to see answer by pawangarg006(1)

 Question 402294: Determine the additive inverse of 5. Can someone please help with a quick explanation of inverse when it comes to additive please? Click here to see answer by sofiyac(695)

 Question 402293: Thrifty rents a compact car for \$33 per day, and Budget rents a similar car for \$27 per day plus an initial fee of \$78. After how many days would it be cheaper to rent from Budget? Graph the solution Click here to see answer by rfer(12644)

 Question 402298: How to use the slope and y- intercept to graph y = 7 - 3x Click here to see answer by sofiyac(695)

 Question 402253: write x+2=1/5y in standard form. Identify A,B,C Click here to see answer by solver91311(16868)

 Question 402332: y=x^2-7x+3 if x=7/2 find y Click here to see answer by sofiyac(695)

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