3x+12x-20=25

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Solution for 3x+12x-20=25 equation:


3x+12x-20=25

We simplify the equation to the form, which is simple to understand 
3x+12x-20=25

We move all terms containing x to the left and all other terms to the right. 
+3x+12x=+25+20

We simplify left and right side of the equation. 
+15x=+45

We divide both sides of the equation by 15 to get x. 
x=3

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