-4-8n=7(n-7)

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Solution for -4-8n=7(n-7) equation:


Simplifying
-4 + -8n = 7(n + -7)

Reorder the terms:
-4 + -8n = 7(-7 + n)
-4 + -8n = (-7 * 7 + n * 7)
-4 + -8n = (-49 + 7n)

Solving
-4 + -8n = -49 + 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.
-4 + -8n + -7n = -49 + 7n + -7n

Combine like terms: -8n + -7n = -15n
-4 + -15n = -49 + 7n + -7n

Combine like terms: 7n + -7n = 0
-4 + -15n = -49 + 0
-4 + -15n = -49

Add '4' to each side of the equation.
-4 + 4 + -15n = -49 + 4

Combine like terms: -4 + 4 = 0
0 + -15n = -49 + 4
-15n = -49 + 4

Combine like terms: -49 + 4 = -45
-15n = -45

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

Simplifying
n = 3

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