maurissiawalker04 maurissiawalker04

16-12-2019
Mathematics

contestada

What is y=2x-10
2y=x-8 using substitution

Respuesta :

Yang100 Yang100

18-12-2019

Answer:

x=4, y=-2.

Step-by-step explanation:

y=2x-10

2y=x-8

-----------

2(2x-10)=x-8

4x-20=x-8

4x-x-20=-8

3x-20=-8

3x=-8+20

3x=12

x=12/3

x=4

y=2(4)-10

y=8-10

y=-2

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