Question

Solve the system of equations. Write you answer as an ordered pair.

X - 3y = -13

3x + 7y = 25​

Answer 1

Explanation:

x - 3y = -13

x = -13 + 3y

3 * (-13 + 3y) + 7y = 25

-39 + 9y + 7y = 25

16y = 64

y = 4

3x + 7 * 4 = 25

3x = -3

x = -1

Answer: (-1, 4)