MxdelineGrace MxdelineGrace

02-09-2020
Mathematics

contestada

y=-4x - 8
6x + 2y=-10

I need the equation solved by substitution

Please show work :)

Respuesta :

Toodles568 Toodles568

03-09-2020

Answer:

x =1.28571428571

Step-by-step explanation:

6x + 2y = -10

y = -4x - 8

6x + 2(4x - 8) = -10

6x + 8x - 8 = -10

14x - 8 = 10

(we put together the like terms)

14x = 10 + 8

14x = 18

x = [tex]\frac{18}{14}[/tex]

x = 1.28571428571

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