Question

Solve the system of equations by the substitution method
{y=3x+8
{y=5x+9

Answer 1

(x, y) (-1/2, 13/2)

Explanation:

since y is both equal to these eqaution we can set the equation eqaul together.

3x+8=5x+9

2x = -1

x = -1/2

y = 3(-1/2) + 8

y = 13/2