# 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 132675: I have an slope intercept form equation of: y=0.014x-20.60, how would i write this in standard form: Ax+By=C? Click here to see answer by stanbon(57307)

 Question 132695: I have an equation that is in slope intercept form: y=0.21x-34.75, I want to put this equation into standard form: Ax+By=C how would i do that? Click here to see answer by checkley71(8403)

 Question 132674: I have an equation in slope intercept form: y=0.021x-34.75, how would i write this in the standard form:Ax+By=C? Click here to see answer by checkley71(8403)

 Question 132758: express the following equation in the form Y= mx+b a. 2y= 6x+8 Click here to see answer by checkley71(8403)

 Question 132390: Please, help me to solve this question, it's very urgent: A new car costs \$19,000. 12 years later it is scrap and is worth \$1,000. State the equation that represents the cars value (y) after x years. thanks. Click here to see answer by scott8148(6628)

 Question 132915: Determine teh equation. Write the answer in standard for using only integers as the coefficients. the line through (-2,0) with slope -3/4 Click here to see answer by stanbon(57307)

 Question 132913: determine the slope of the line that goes through each pair (0,4) and (5,0) Click here to see answer by stanbon(57307)

 Question 132951: Jessica decides to mix grades of gasoline in her truck. She puts in 5 gallons of regular and 7 gallons of premium for a total cost of \$29.44. If premium costs \$0.16 more than regular, what is the price of each grade of gasoline? Click here to see answer by ptaylor(2048)

 Question 132977: Determine whether the line that passes through the two given points is parallel or perpendicular or neither to a line with a slope of -2 (3,4), (4,2) Click here to see answer by jim_thompson5910(28593)

 Question 132979: find the slope of the line determined by each equation. 3x=4y-2 Click here to see answer by jim_thompson5910(28593)

 Question 133142: Find the slope of the line that passes through the points (2, 3) and (5, 8). Click here to see answer by jim_thompson5910(28593)

 Question 133143: Find the equation of the line that passes through the points (3, -2) and (4, -2). Click here to see answer by jim_thompson5910(28593)

 Question 133144: Find the equation, in standard form, with all integer coefficients, of the line perpendicular to x + 3y = 6 and passing through (-3, 5). Click here to see answer by jim_thompson5910(28593)

 Question 133146: Solve the system of equations using the substitution method. If the answer is a unique solution, present it as an ordered pair: (x, y). If not, specify whether the answer is “no solution” or “infinitely many solutions.” -3x + y = 1 5x + 2y = -4 Click here to see answer by jim_thompson5910(28593)

 Question 133147: Solve the system of equations using the addition (elimination) method. If the answer is a unique solution, present it as an ordered pair: (x, y). If not, specify whether the answer is “no solution” or “infinitely many solutions.” -7x + y = 8 2x – y = 2 Click here to see answer by jim_thompson5910(28593)

 Question 133205: how are these resolved 7y+4=-3, 5/2x-1=x+1/4 3(w+3)=2w+3 ______ 4 Click here to see answer by jim_thompson5910(28593)

 Question 133209: I also need help in this one Please, It's very urgent. Suppose a life insurance policy costs \$16 for the first unit of coverage and then \$4 for each additional unit of coverage. Let C(x) be the cost for insurance of x units of coverage. What will 10 units of coverage cost? Thanks Click here to see answer by Earlsdon(6287)

 Question 133226: Please I am in dire need of this answer. it's urgent please. Suppose a car rental company charges \$150 for the first day and \$100 for each additional or partial day. Let S(x) represent the cost of renting a car for x days. Find the value of S(5.5). Happy easter. Click here to see answer by jim_thompson5910(28593)

 Question 133208: Please, I need your help in this math. Suppose a car rental company charges \$150 for the first day and \$100 for each additional or partial day. Let S(x) represent the cost of renting a car for x days. Find the value of S(5.5). Happy easter. Click here to see answer by oscargut(891)

 Question 133256: Could someone please help me with this problem? I'm having a little difficulty with making the table. Graph the inequality of x+y >8 I know how to plot the points and test for the shading. I'm just having trouble with setting up the x and y table. Please I need help. Thanks, Deb Click here to see answer by stanbon(57307)
 Question 133256: Could someone please help me with this problem? I'm having a little difficulty with making the table. Graph the inequality of x+y >8 I know how to plot the points and test for the shading. I'm just having trouble with setting up the x and y table. Please I need help. Thanks, Deb Click here to see answer by vleith(2825)

 Question 133282: I am trying to find slopes of a line when an equation is in the standard form. I am not sure how to try. Click here to see answer by jim_thompson5910(28593)

 Question 133345: I need to change the equation y=4x-7 into standard form using integers. Thank you Click here to see answer by jim_thompson5910(28593)

 Question 133412: Determine the equation of each line. Write the answers in standard form using only integers as the coefficients. The line through (0,9) that is parallel to the line 3x+5y=15 Click here to see answer by mala0602@yahoo.com(2)

 Question 133411: Determine the equation of each line. Write the answers in standard form using only integers as the coefficients. The line through (0,9) that is parallel to the line 3x+5y=15 Click here to see answer by checkley71(8403)

 Question 133430: Solve the system of equations using the addition (elimination) method. If the answer is a unique solution, present it as an ordered pair: (x, y). If not, specify whether the answer is “no solution” or “infinitely many solutions.” 3x – 2y = -7 -9x + 6y = 21 Click here to see answer by jim_thompson5910(28593)

 Question 133546: Find the measure of an angle whose complement is four times its measure. I have no clue how to solve this the example in my book doesn't tell me how to solve this question. Click here to see answer by edjones(7569)

 Question 133558: Graph these equations by hand. 1. y= x-1 2. y= x Click here to see answer by jim_thompson5910(28593)

 Question 133624: Please help me in solving this problem. I got the answer wrong on the most recent test. Give the equation of the line in standard form ax+by=c if you know that (2,-4) and (-2,6) are on the line. I appreciate your help. Click here to see answer by stanbon(57307)

 Question 133625: This question was on my most recent test. I got the question wrong but have the opportunity to correct it for extra credit. What is the slope of 3x-y=6? I need to show the steps involved for full credit. Thanks for your assistance. Click here to see answer by checkley71(8403)

 Question 133662: if 20lb of rice and 10lb of potatoes cost \$16.20, and 30lb of rice and 12lb of potatoes cost \$23.04, how much will 10lb of rice and 50lb of potatoes cost? Click here to see answer by stanbon(57307)
 Question 133662: if 20lb of rice and 10lb of potatoes cost \$16.20, and 30lb of rice and 12lb of potatoes cost \$23.04, how much will 10lb of rice and 50lb of potatoes cost? Click here to see answer by ankor@dixie-net.com(15649)

 Question 133708: The volume of a cone is given V=1/3 pi r square h, where r is the radius of the base, h is the height, and pi =3.14. What is the volume of the cone in terms of b? Click here to see answer by edjones(7569)

 Question 133826: how do you write an equation in point-slope form? Click here to see answer by samantha_ann07(1)