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

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


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

Reorder the terms:
-3 + -8n = 7(n + 7) + -7

Reorder the terms:
-3 + -8n = 7(7 + n) + -7
-3 + -8n = (7 * 7 + n * 7) + -7
-3 + -8n = (49 + 7n) + -7

Reorder the terms:
-3 + -8n = 49 + -7 + 7n

Combine like terms: 49 + -7 = 42
-3 + -8n = 42 + 7n

Solving
-3 + -8n = 42 + 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.
-3 + -8n + -7n = 42 + 7n + -7n

Combine like terms: -8n + -7n = -15n
-3 + -15n = 42 + 7n + -7n

Combine like terms: 7n + -7n = 0
-3 + -15n = 42 + 0
-3 + -15n = 42

Add '3' to each side of the equation.
-3 + 3 + -15n = 42 + 3

Combine like terms: -3 + 3 = 0
0 + -15n = 42 + 3
-15n = 42 + 3

Combine like terms: 42 + 3 = 45
-15n = 45

Divide each side by '-15'.
n = -3

Simplifying
n = -3

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