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1. The slope is -2/3 and the y-intercept is 4. What is the equation of the line in Ax + By + C = 0 form?
a. 2x – 3y + 12 = 0
b. 2x + 3y – 4 = 0
c. 2x + 3y – 12 = 0
d. 2x – 3y + 4 = 0

2. The slope is –3, and the line passes through the point (4, 5). What is the equation of the line in Ax + By + C = 0 form?

a. 3x – y + 1 = 0
b. 3x + y – 17 = 0
c. 3x + y – 19 = 0
d. – 3x + y – 7 = 0

3. The line is parallel to x – 3y = 5, and it passes through the origin. What is the equation of the line in Ax + By + C = 0 form?

a. 3x – y = 0
b. 3x + y = 0
c. x + 3y = 0
d. x – 3y = 0

4. The line is perpendicular to x + y = 4, and it passes through the point (5, 5). What is the equation of the line in Ax + By + C = 0 form?

a. x – y = 0
b. x – y – 10 = 0
c. x + y = 0
d. x + y + 10 = 0

Respuesta :

C, Change them to y=mx+b
B, Plug in numbers after converting to y=mx+b
D, Only the y-intercept changes
A, Plug in given coordinates 

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