peoples773 peoples773

13-06-2022
Mathematics

contestada

x-2y=8
- 2x+4y=-16
Can you solve system of equations?

Respuesta :

nancychav nancychav

13-06-2022

+
By substitution… x = 8-2y
Insert in second equation
-2 ( 8-2y) + 4 y = -16
-16 +4y +4y = -16
8y = 0
If y is 0 then x = 8 by going back to x = 8 -2y

(8, 0)

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