5(2n-4)-30=100

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Solution for 5(2n-4)-30=100 equation:


Simplifying
5(2n + -4) + -30 = 100

Reorder the terms:
5(-4 + 2n) + -30 = 100
(-4 * 5 + 2n * 5) + -30 = 100
(-20 + 10n) + -30 = 100

Reorder the terms:
-20 + -30 + 10n = 100

Combine like terms: -20 + -30 = -50
-50 + 10n = 100

Solving
-50 + 10n = 100

Solving for variable 'n'.

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

Add '50' to each side of the equation.
-50 + 50 + 10n = 100 + 50

Combine like terms: -50 + 50 = 0
0 + 10n = 100 + 50
10n = 100 + 50

Combine like terms: 100 + 50 = 150
10n = 150

Divide each side by '10'.
n = 15

Simplifying
n = 15

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