10(-8n+8)=-10(9n-12)

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Solution for 10(-8n+8)=-10(9n-12) equation:


Simplifying
10(-8n + 8) = -10(9n + -12)

Reorder the terms:
10(8 + -8n) = -10(9n + -12)
(8 * 10 + -8n * 10) = -10(9n + -12)
(80 + -80n) = -10(9n + -12)

Reorder the terms:
80 + -80n = -10(-12 + 9n)
80 + -80n = (-12 * -10 + 9n * -10)
80 + -80n = (120 + -90n)

Solving
80 + -80n = 120 + -90n

Solving for variable 'n'.

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

Add '90n' to each side of the equation.
80 + -80n + 90n = 120 + -90n + 90n

Combine like terms: -80n + 90n = 10n
80 + 10n = 120 + -90n + 90n

Combine like terms: -90n + 90n = 0
80 + 10n = 120 + 0
80 + 10n = 120

Add '-80' to each side of the equation.
80 + -80 + 10n = 120 + -80

Combine like terms: 80 + -80 = 0
0 + 10n = 120 + -80
10n = 120 + -80

Combine like terms: 120 + -80 = 40
10n = 40

Divide each side by '10'.
n = 4

Simplifying
n = 4

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