21x+7=5x-8

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Solution for 21x+7=5x-8 equation:


21x+7=5x-8

We simplify the equation to the form, which is simple to understand 
21x+7=5x-8

We move all terms containing x to the left and all other terms to the right. 
+21x-5x=-8-7

We simplify left and right side of the equation. 
+16x=-15

We divide both sides of the equation by 16 to get x. 
x=-0.9375

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