-30=-3(5n-1)-8(n+7)

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Solution for -30=-3(5n-1)-8(n+7) equation:


Simplifying
-30 = -3(5n + -1) + -8(n + 7)

Reorder the terms:
-30 = -3(-1 + 5n) + -8(n + 7)
-30 = (-1 * -3 + 5n * -3) + -8(n + 7)
-30 = (3 + -15n) + -8(n + 7)

Reorder the terms:
-30 = 3 + -15n + -8(7 + n)
-30 = 3 + -15n + (7 * -8 + n * -8)
-30 = 3 + -15n + (-56 + -8n)

Reorder the terms:
-30 = 3 + -56 + -15n + -8n

Combine like terms: 3 + -56 = -53
-30 = -53 + -15n + -8n

Combine like terms: -15n + -8n = -23n
-30 = -53 + -23n

Solving
-30 = -53 + -23n

Solving for variable 'n'.

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

Add '23n' to each side of the equation.
-30 + 23n = -53 + -23n + 23n

Combine like terms: -23n + 23n = 0
-30 + 23n = -53 + 0
-30 + 23n = -53

Add '30' to each side of the equation.
-30 + 30 + 23n = -53 + 30

Combine like terms: -30 + 30 = 0
0 + 23n = -53 + 30
23n = -53 + 30

Combine like terms: -53 + 30 = -23
23n = -23

Divide each side by '23'.
n = -1

Simplifying
n = -1

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