ThatOneMLGuy ThatOneMLGuy

11-01-2017
Mathematics

contestada

Solving by Substitution

y=-2+1
2x-2y=4

Respuesta :

jkg7802 jkg7802

11-01-2017

2x-2(-2+1)=4
Distribute the -2 to the numbers in parantheses.
2x+4-2=4
Combine all numbers
2x+2=4
Subtract 2 from both sides
2x=2
Then divide by two
x=1

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jasminemds21 jasminemds21

11-01-2017

x = 1
and....
y = -1 + y = 3
I hope this helps! :)

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