5(2n-6)-7(n+7)=4n

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Solution for 5(2n-6)-7(n+7)=4n equation:


Simplifying
5(2n + -6) + -7(n + 7) = 4n

Reorder the terms:
5(-6 + 2n) + -7(n + 7) = 4n
(-6 * 5 + 2n * 5) + -7(n + 7) = 4n
(-30 + 10n) + -7(n + 7) = 4n

Reorder the terms:
-30 + 10n + -7(7 + n) = 4n
-30 + 10n + (7 * -7 + n * -7) = 4n
-30 + 10n + (-49 + -7n) = 4n

Reorder the terms:
-30 + -49 + 10n + -7n = 4n

Combine like terms: -30 + -49 = -79
-79 + 10n + -7n = 4n

Combine like terms: 10n + -7n = 3n
-79 + 3n = 4n

Solving
-79 + 3n = 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
-79 + 3n + -4n = 4n + -4n

Combine like terms: 3n + -4n = -1n
-79 + -1n = 4n + -4n

Combine like terms: 4n + -4n = 0
-79 + -1n = 0

Add '79' to each side of the equation.
-79 + 79 + -1n = 0 + 79

Combine like terms: -79 + 79 = 0
0 + -1n = 0 + 79
-1n = 0 + 79

Combine like terms: 0 + 79 = 79
-1n = 79

Divide each side by '-1'.
n = -79

Simplifying
n = -79

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