ajhana223 ajhana223

17-04-2021
Mathematics

contestada

Apr 17, 1:42:09 AM
Solve the system of equations x +y = 4 and 3x + 7y = 32 by combining the
equations.

Respuesta :

rijarafiquee rijarafiquee

17-04-2021

Answer:

(-1, 5)

Step-by-step explanation:

3 [x + y = 4]

3x + 3y = 12

- 3x + 7y = 32

-4y = -20

y = 5

x + 5 = 4

x = -1

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