7(3a+2)=161

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Solution for 7(3a+2)=161 equation: 


Simplifying
7(3a + 2) = 161

Reorder the terms:
7(2 + 3a) = 161
(2 * 7 + 3a * 7) = 161
(14 + 21a) = 161

Solving
14 + 21a = 161

Solving for variable 'a'.

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

Add '-14' to each side of the equation.
14 + -14 + 21a = 161 + -14

Combine like terms: 14 + -14 = 0
0 + 21a = 161 + -14
21a = 161 + -14

Combine like terms: 161 + -14 = 147
21a = 147

Divide each side by '21'.
a = 7

Simplifying
a = 7

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