levistoner572 levistoner572

15-08-2017
Mathematics

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What is -7=3+2x pls i need help

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VanillaAngelic VanillaAngelic

15-08-2017

Move 3 to the other side to isolate x.

-10 = 2x

Divide both sides by 2 to isolate x.

-5 = x

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apologiabiology apologiabiology

15-08-2017

remember, you can do anything to an equation as long as you do it to both sides

-7=3+2x
minus 3 from both sides
-3-7=3-3+2x
-10=0+2x
-10=2x
dividie both sides by 2
-10/2=(2x)/2
-5=x
x=-5

Answer Link

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