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

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


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

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

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

Solving for variable 'n'.

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

Add '8n' to each side of the equation.
-49 + 7n + 8n = -4 + -8n + 8n

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

Combine like terms: -8n + 8n = 0
-49 + 15n = -4 + 0
-49 + 15n = -4

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

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

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

Divide each side by '15'.
n = 3

Simplifying
n = 3

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