Question

Apr 17, 1:42:09 AM

Solve the system of equations x +y = 4 and 3x + 7y = 32 by combining the
equations.

Answer 1

(-1, 5)

Explanation:

3 [x + y = 4]

3x + 3y = 12

- 3x + 7y = 32

-4y = -20

y = 5

x + 5 = 4

x = -1