7(n-77)=70

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Solution for 7(n-77)=70 equation:


Simplifying
7(n + -77) = 70

Reorder the terms:
7(-77 + n) = 70
(-77 * 7 + n * 7) = 70
(-539 + 7n) = 70

Solving
-539 + 7n = 70

Solving for variable 'n'.

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

Add '539' to each side of the equation.
-539 + 539 + 7n = 70 + 539

Combine like terms: -539 + 539 = 0
0 + 7n = 70 + 539
7n = 70 + 539

Combine like terms: 70 + 539 = 609
7n = 609

Divide each side by '7'.
n = 87

Simplifying
n = 87

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