-79=7(1+3n)-8(7n+2)

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Solution for -79=7(1+3n)-8(7n+2) equation:


Simplifying
-79 = 7(1 + 3n) + -8(7n + 2)
-79 = (1 * 7 + 3n * 7) + -8(7n + 2)
-79 = (7 + 21n) + -8(7n + 2)

Reorder the terms:
-79 = 7 + 21n + -8(2 + 7n)
-79 = 7 + 21n + (2 * -8 + 7n * -8)
-79 = 7 + 21n + (-16 + -56n)

Reorder the terms:
-79 = 7 + -16 + 21n + -56n

Combine like terms: 7 + -16 = -9
-79 = -9 + 21n + -56n

Combine like terms: 21n + -56n = -35n
-79 = -9 + -35n

Solving
-79 = -9 + -35n

Solving for variable 'n'.

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

Add '35n' to each side of the equation.
-79 + 35n = -9 + -35n + 35n

Combine like terms: -35n + 35n = 0
-79 + 35n = -9 + 0
-79 + 35n = -9

Add '79' to each side of the equation.
-79 + 79 + 35n = -9 + 79

Combine like terms: -79 + 79 = 0
0 + 35n = -9 + 79
35n = -9 + 79

Combine like terms: -9 + 79 = 70
35n = 70

Divide each side by '35'.
n = 2

Simplifying
n = 2

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