Question

The lines y= 2x+4 and y=x-3 intersect. find the coordinates of the point of intersection

Answer 1

(-7, -10)

Explanation:

Solve for x and y in double variable equation

y = 2x + 4

y = x - 3

y = x - 3, plug in to first equation

x - 3 = 2x + 4

x = -7

y = -7 - 3

y = -10

(-7, -10)