# 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 236046: In the United States, 200 million gallons of used motor oil is improperly disposed of each year. One gallon of used oil can contaminate one million gallons of drinking water. How many gallons of drinking water can 200 million gallons of oil contaminate? Express the answer in scientific notation. Click here to see answer by Theo(3504)

 Question 236474: how do you solve 5m-2n=4 , 3m+n=9 substitution and elimination Click here to see answer by jim_thompson5910(28715)
 Question 236474: how do you solve 5m-2n=4 , 3m+n=9 substitution and elimination Click here to see answer by JimboP1977(308)

 Question 236563: describe how to find the slope of teh graph of linear function f given that f(1)=2 and f(3) = -1 Click here to see answer by jim_thompson5910(28715)

 Question 236562: How would you graph y=6/5x+6 on a graph? I do not understand because whenever I try to graph it, it goes off of the graph. thank you so much in advance!! Click here to see answer by jim_thompson5910(28715)

 Question 236559: Find an equation of the line containing the given pair of points (-1,-3) and (-5,-6). Click here to see answer by jim_thompson5910(28715)

 Question 236555: Find an equation of the line containing the given pair of points (-1,-3) and (-5,-6). I have come up with this -6-(-3) _________ -5 -(-1) Click here to see answer by jim_thompson5910(28715)

 Question 236565: 20/10x + 7/10y - 3/10x + 12/10y = Click here to see answer by checkley77(12569)

 Question 236575: Write the equation of a line perpendicular to the line y=-2x-4 that goes through the point(-6,5) Click here to see answer by jim_thompson5910(28715)

 Question 236767: Identify the variable and write an equation that describes each situation. Do not solve the equation. The value of q quaters, q+1 dimes, and 2q nickels is 90 cents. Click here to see answer by scott8148(6628)

 Question 236804: if a straight line with slope 5 contains the points (1,2) and (3,k), the value of k is? Click here to see answer by nerdybill(7003)

 Question 236854: I am having trouble figuring out this problems for my homework. Help would be appreciated greatly. Thanks 1.y/4 - 5/12 >= y/3 + 1/4 Solve each inequality. State the solution set in interval notation and sketch it graph. 2.The area of the triangle is 24 square feet, use the dimensions to write an equation expressing this fact. Do not solve equation. The length is y the width is y-2 3. Consecutive integers. Find two consecutive odd integers whose sum is 141. Click here to see answer by edjones(7569)

 Question 236882: I don't understand how to write the rule for a table when it is x squared. x Y 1 9 2 12 3 17 4 24 I know the answer is y=x^2+8, but I don't know how to get that answer. Thanks Click here to see answer by nyc_function(2733)

 Question 236900: Find the slope of the line that goes through these two points: (7, 3), (7, -5). Click here to see answer by nyc_function(2733)

 Question 236998: Please help me find the value of r, so that the line that passes through each pair of points has the given slope for the equation given,(-2,r),(6,7),m=1/2. Thank you in advance. K.James Click here to see answer by rfer(12730)

 Question 237290: Write the standard form of the equation of the line with slope 0 passing through the point (–1, –2) Click here to see answer by Alan3354(31518)

 Question 237306: what is the slope of the line y=7x-21 Click here to see answer by Alan3354(31518)

 Question 237292: Which equation is correct for a line through (5, − 3) with slope 0.75? Click here to see answer by solver91311(17077)

 Question 237319: Write an equation of the line that passes through the point (6, –7) with slope 1 Click here to see answer by solver91311(17077)

 Question 237304: Find an equation for the line with undefined slope and passing through the point (–1, –3) Click here to see answer by jim_thompson5910(28715)

 Question 237346: Find the slope and Y- Intercept of the line? Click here to see answer by rapaljer(4667)

 Question 237289: Write an equation of the line that passes through the point (6, –7) with slope 1 Click here to see answer by College Student(505)

 Question 237401: what are the X and Y values of x+4y=50 4x+3y=83 Click here to see answer by stanbon(57967)

 Question 237609: Give the slope, y-intercept, and x-intercept of 3x-2y=-10 Click here to see answer by checkley77(12569)

 Question 237672: find the slope of (2,8) & (5, -10) Click here to see answer by dman794(1)