2x+7-4x=(2-x)+(5-x)

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Solution for 2x+7-4x=(2-x)+(5-x) equation:



2x+7-4x=(2-x)+(5-x)
We move all terms to the left:
2x+7-4x-((2-x)+(5-x))=0
We add all the numbers together, and all the variables
2x-4x-((-1x+2)+(-1x+5))+7=0
We add all the numbers together, and all the variables
-2x-((-1x+2)+(-1x+5))+7=0
We calculate terms in parentheses: -((-1x+2)+(-1x+5)), so:
(-1x+2)+(-1x+5)
We get rid of parentheses
-1x-1x+2+5
We add all the numbers together, and all the variables
-2x+7
Back to the equation:
-(-2x+7)
We get rid of parentheses
-2x+2x-7+7=0
We add all the numbers together, and all the variables
=0
x=0/1
x=0

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