3(a+8)=45

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Solution for 3(a+8)=45 equation: 


Simplifying
3(a + 8) = 45

Reorder the terms:
3(8 + a) = 45
(8 * 3 + a * 3) = 45
(24 + 3a) = 45

Solving
24 + 3a = 45

Solving for variable 'a'.

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

Add '-24' to each side of the equation.
24 + -24 + 3a = 45 + -24

Combine like terms: 24 + -24 = 0
0 + 3a = 45 + -24
3a = 45 + -24

Combine like terms: 45 + -24 = 21
3a = 21

Divide each side by '3'.
a = 7

Simplifying
a = 7

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