5(a+4)=65

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Solution for 5(a+4)=65 equation:


Simplifying
5(a + 4) = 65

Reorder the terms:
5(4 + a) = 65
(4 * 5 + a * 5) = 65
(20 + 5a) = 65

Solving
20 + 5a = 65

Solving for variable 'a'.

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

Add '-20' to each side of the equation.
20 + -20 + 5a = 65 + -20

Combine like terms: 20 + -20 = 0
0 + 5a = 65 + -20
5a = 65 + -20

Combine like terms: 65 + -20 = 45
5a = 45

Divide each side by '5'.
a = 9

Simplifying
a = 9

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