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[4x-7]=-1
We simplify the equation to the form, which is simple to understand
(4x-7)=-1
Remove unnecessary parentheses
4x-7=-1
We move all terms containing x to the left and all other terms to the right.
+4x=-1+7
We simplify left and right side of the equation.
+4x=+6
We divide both sides of the equation by 4 to get x.
x=1.5
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