69=8(7n-1)-5(1+3n)

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Solution for 69=8(7n-1)-5(1+3n) equation:


Simplifying
69 = 8(7n + -1) + -5(1 + 3n)

Reorder the terms:
69 = 8(-1 + 7n) + -5(1 + 3n)
69 = (-1 * 8 + 7n * 8) + -5(1 + 3n)
69 = (-8 + 56n) + -5(1 + 3n)
69 = -8 + 56n + (1 * -5 + 3n * -5)
69 = -8 + 56n + (-5 + -15n)

Reorder the terms:
69 = -8 + -5 + 56n + -15n

Combine like terms: -8 + -5 = -13
69 = -13 + 56n + -15n

Combine like terms: 56n + -15n = 41n
69 = -13 + 41n

Solving
69 = -13 + 41n

Solving for variable 'n'.

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

Add '-41n' to each side of the equation.
69 + -41n = -13 + 41n + -41n

Combine like terms: 41n + -41n = 0
69 + -41n = -13 + 0
69 + -41n = -13

Add '-69' to each side of the equation.
69 + -69 + -41n = -13 + -69

Combine like terms: 69 + -69 = 0
0 + -41n = -13 + -69
-41n = -13 + -69

Combine like terms: -13 + -69 = -82
-41n = -82

Divide each side by '-41'.
n = 2

Simplifying
n = 2

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