7a-(a-1)=4

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Solution for 7a-(a-1)=4 equation:


7a-(a-1)=4

We simplify the equation to the form, which is simple to understand
7a-(a-1)=4

Remove unnecessary parentheses
7a-1a+1=4

We move all terms containing a to the left and all other terms to the right.
+7a-1a=+4-1

We simplify left and right side of the equation.
+6a=+3

We divide both sides of the equation by 6 to get a.
a=0.5

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