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x+(x+2)=7
We simplify the equation to the form, which is simple to understand
x+(x+2)=7
Remove unnecessary parentheses
+x+x+2=+7
We move all terms containing x to the left and all other terms to the right.
+1x+1x=+7-2
We simplify left and right side of the equation.
+2x=+5
We divide both sides of the equation by 2 to get x.
x=2.5
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