Use addition or substitution to find the value of y for this set of equations. top line 2x - 3y = -15 bottom line x = 4y

x = 4y ---> x - 4y = 0 Let's multiply this equation by (-2)

-2x + 8y = 0

+

2x - 3y = - 15

0 + 5y = -15 ----> y = -3

x = 4 * (-3) -----> x = -12

Answer: **(-12, -3)**

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