-5(a-1)=-40

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Solution for -5(a-1)=-40 equation:


Simplifying
-5(a + -1) = -40

Reorder the terms:
-5(-1 + a) = -40
(-1 * -5 + a * -5) = -40
(5 + -5a) = -40

Solving
5 + -5a = -40

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-5' to each side of the equation.
5 + -5 + -5a = -40 + -5

Combine like terms: 5 + -5 = 0
0 + -5a = -40 + -5
-5a = -40 + -5

Combine like terms: -40 + -5 = -45
-5a = -45

Divide each side by '-5'.
a = 9

Simplifying
a = 9

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