5(a+7)=80

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Solution for 5(a+7)=80 equation: 


Simplifying
5(a + 7) = 80

Reorder the terms:
5(7 + a) = 80
(7 * 5 + a * 5) = 80
(35 + 5a) = 80

Solving
35 + 5a = 80

Solving for variable 'a'.

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

Add '-35' to each side of the equation.
35 + -35 + 5a = 80 + -35

Combine like terms: 35 + -35 = 0
0 + 5a = 80 + -35
5a = 80 + -35

Combine like terms: 80 + -35 = 45
5a = 45

Divide each side by '5'.
a = 9

Simplifying
a = 9

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