3(7+8n)=-13+7n

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Solution for 3(7+8n)=-13+7n equation:


Simplifying
3(7 + 8n) = -13 + 7n
(7 * 3 + 8n * 3) = -13 + 7n
(21 + 24n) = -13 + 7n

Solving
21 + 24n = -13 + 7n

Solving for variable 'n'.

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

Add '-7n' to each side of the equation.
21 + 24n + -7n = -13 + 7n + -7n

Combine like terms: 24n + -7n = 17n
21 + 17n = -13 + 7n + -7n

Combine like terms: 7n + -7n = 0
21 + 17n = -13 + 0
21 + 17n = -13

Add '-21' to each side of the equation.
21 + -21 + 17n = -13 + -21

Combine like terms: 21 + -21 = 0
0 + 17n = -13 + -21
17n = -13 + -21

Combine like terms: -13 + -21 = -34
17n = -34

Divide each side by '17'.
n = -2

Simplifying
n = -2

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