7(3+n)=147

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Solution for 7(3+n)=147 equation: 


Simplifying
7(3 + n) = 147
(3 * 7 + n * 7) = 147
(21 + 7n) = 147

Solving
21 + 7n = 147

Solving for variable 'n'.

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

Add '-21' to each side of the equation.
21 + -21 + 7n = 147 + -21

Combine like terms: 21 + -21 = 0
0 + 7n = 147 + -21
7n = 147 + -21

Combine like terms: 147 + -21 = 126
7n = 126

Divide each side by '7'.
n = 18

Simplifying
n = 18

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