-2(4-7n)=90

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Solution for -2(4-7n)=90 equation: 


Simplifying
-2(4 + -7n) = 90
(4 * -2 + -7n * -2) = 90
(-8 + 14n) = 90

Solving
-8 + 14n = 90

Solving for variable 'n'.

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

Add '8' to each side of the equation.
-8 + 8 + 14n = 90 + 8

Combine like terms: -8 + 8 = 0
0 + 14n = 90 + 8
14n = 90 + 8

Combine like terms: 90 + 8 = 98
14n = 98

Divide each side by '14'.
n = 7

Simplifying
n = 7

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