7(n+7)=10(n+7)

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Solution for 7(n+7)=10(n+7) equation:


Simplifying
7(n + 7) = 10(n + 7)

Reorder the terms:
7(7 + n) = 10(n + 7)
(7 * 7 + n * 7) = 10(n + 7)
(49 + 7n) = 10(n + 7)

Reorder the terms:
49 + 7n = 10(7 + n)
49 + 7n = (7 * 10 + n * 10)
49 + 7n = (70 + 10n)

Solving
49 + 7n = 70 + 10n

Solving for variable 'n'.

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

Add '-10n' to each side of the equation.
49 + 7n + -10n = 70 + 10n + -10n

Combine like terms: 7n + -10n = -3n
49 + -3n = 70 + 10n + -10n

Combine like terms: 10n + -10n = 0
49 + -3n = 70 + 0
49 + -3n = 70

Add '-49' to each side of the equation.
49 + -49 + -3n = 70 + -49

Combine like terms: 49 + -49 = 0
0 + -3n = 70 + -49
-3n = 70 + -49

Combine like terms: 70 + -49 = 21
-3n = 21

Divide each side by '-3'.
n = -7

Simplifying
n = -7

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