-7(4-6n)=140

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Solution for -7(4-6n)=140 equation: 


Simplifying
-7(4 + -6n) = 140
(4 * -7 + -6n * -7) = 140
(-28 + 42n) = 140

Solving
-28 + 42n = 140

Solving for variable 'n'.

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

Add '28' to each side of the equation.
-28 + 28 + 42n = 140 + 28

Combine like terms: -28 + 28 = 0
0 + 42n = 140 + 28
42n = 140 + 28

Combine like terms: 140 + 28 = 168
42n = 168

Divide each side by '42'.
n = 4

Simplifying
n = 4

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