-10(7+n)=-220

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Solution for -10(7+n)=-220 equation: 


Simplifying
-10(7 + n) = -220
(7 * -10 + n * -10) = -220
(-70 + -10n) = -220

Solving
-70 + -10n = -220

Solving for variable 'n'.

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

Add '70' to each side of the equation.
-70 + 70 + -10n = -220 + 70

Combine like terms: -70 + 70 = 0
0 + -10n = -220 + 70
-10n = -220 + 70

Combine like terms: -220 + 70 = -150
-10n = -150

Divide each side by '-10'.
n = 15

Simplifying
n = 15

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