sunshine1202 sunshine1202

02-02-2018
Mathematics

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How can x+8=-x+7 be set up as a system of equations A. Y=x+8 Y=-x+7 B. y=x+8 Y=-3x+7 C. Y=x+5 Y=-2x+11 D. Y=8 Y=-3x+7

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texaschic101 texaschic101

02-02-2018

x + 8 = -x + 7

it can be set up like this :
y = x + 8
y = -x + 7

Answer Link

dannielle dannielle

02-02-2018

it is the first choice
y=x+8
y= -x+7

x+8=-x+7
x+x=7 - 8

2x= -1
x= -1/2

Answer Link

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