x+(-5)=7+(-2x)

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Solution for x+(-5)=7+(-2x) equation:



x+(-5)=7+(-2x)
We move all terms to the left:
x+(-5)-(7+(-2x))=0
We add all the numbers together, and all the variables
x-(7+(-2x))-5=0
We calculate terms in parentheses: -(7+(-2x)), so:
7+(-2x)
determiningTheFunctionDomain (-2x)+7
We get rid of parentheses
-2x+7
Back to the equation:
-(-2x+7)
We get rid of parentheses
x+2x-7-5=0
We add all the numbers together, and all the variables
3x-12=0
We move all terms containing x to the left, all other terms to the right
3x=12
x=12/3
x=4

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