7x+54=2x-21

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Solution for 7x+54=2x-21 equation:


7x+54=2x-21

We simplify the equation to the form, which is simple to understand 
7x+54=2x-21

We move all terms containing x to the left and all other terms to the right. 
+7x-2x=-21-54

We simplify left and right side of the equation. 
+5x=-75

We divide both sides of the equation by 5 to get x. 
x=-15

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