x*2-1=7

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Solution for x*2-1=7 equation:


x*2-1=7

We simplify the equation to the form, which is simple to understand 
x*2-1=7

We move all terms containing x to the left and all other terms to the right. 
+2x=+7+1

We simplify left and right side of the equation. 
+2x=+8

We divide both sides of the equation by 2 to get x. 
x=4

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