12x-15=21

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Solution for 12x-15=21 equation:


12x-15=21

We simplify the equation to the form, which is simple to understand 
12x-15=21

We move all terms containing x to the left and all other terms to the right. 
+12x=+21+15

We simplify left and right side of the equation. 
+12x=+36

We divide both sides of the equation by 12 to get x. 
x=3

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