Question

The graph shows the solution to which system of equations?

A)
y = x + 2 and y = -x - 4
B)
y = 3x + 7 and y = x + 12
C)
y = 2x - 3 and y = −2x + 1
D)
y = -x + 4 and y = −2x + 5

Answer 1

C. the pink line is positive, the green line is negative. each lime is going up or down two and over one. there the slope is 2/1 or more simply 2. C is the only answer with both lines with a slope of 2