Fahaddie
03.01.2020 •
Mathematics
What is the solution for the system of equations? x=-2y-2 and 4x+2y=16
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Ответ:
x = 6, y = -4
Step-by-step explanation:
x=-2y-2
4x+2y=16 divide by 2 both sides
2x + y = 8 ... subtitute x
2 ( -2y - 2) + y = 8
-4y - 4 + y = 8
- 3y = 8 + 4 = 12
y = -4
x = (-2 * -4) - 2 = 6
Ответ: