7x-77=55-4x

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Solution for 7x-77=55-4x equation:


7x-77=55-4x

We simplify the equation to the form, which is simple to understand 
7x-77=55-4x

We move all terms containing x to the left and all other terms to the right. 
+7x+4x=+55+77

We simplify left and right side of the equation. 
+11x=+132

We divide both sides of the equation by 11 to get x. 
x=12

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