7-3x=4(x+2)+13

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Solution for 7-3x=4(x+2)+13 equation:



7-3x=4(x+2)+13
We move all terms to the left:
7-3x-(4(x+2)+13)=0
We calculate terms in parentheses: -(4(x+2)+13), so:
4(x+2)+13
We multiply parentheses
4x+8+13
We add all the numbers together, and all the variables
4x+21
Back to the equation:
-(4x+21)
We get rid of parentheses
-3x-4x-21+7=0
We add all the numbers together, and all the variables
-7x-14=0
We move all terms containing x to the left, all other terms to the right
-7x=14
x=14/-7
x=-2

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