Question

Use the substitution method to solve y=5x+7 and y=2x+4

Answer 1

(-1,2)

Explanation:

1. substitute y=2x+4 in for y

2. solve 2x+4=5x+7 and you get x=-1

3. sub in -1 for x and solve

4. y=2

5. solution is (-1,2)