7x-3x=20

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Solution for 7x-3x=20 equation:


7x-3x=20

We simplify the equation to the form, which is simple to understand 
7x-3x=20

We move all terms containing x to the left and all other terms to the right. 
+7x-3x=+20

We simplify left and right side of the equation. 
+4x=+20

We divide both sides of the equation by 4 to get x. 
x=5

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