-20+n=2(n-7)

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Solution for -20+n=2(n-7) equation:


Simplifying
-20 + n = 2(n + -7)

Reorder the terms:
-20 + n = 2(-7 + n)
-20 + n = (-7 * 2 + n * 2)
-20 + n = (-14 + 2n)

Solving
-20 + n = -14 + 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
-20 + n + -2n = -14 + 2n + -2n

Combine like terms: n + -2n = -1n
-20 + -1n = -14 + 2n + -2n

Combine like terms: 2n + -2n = 0
-20 + -1n = -14 + 0
-20 + -1n = -14

Add '20' to each side of the equation.
-20 + 20 + -1n = -14 + 20

Combine like terms: -20 + 20 = 0
0 + -1n = -14 + 20
-1n = -14 + 20

Combine like terms: -14 + 20 = 6
-1n = 6

Divide each side by '-1'.
n = -6

Simplifying
n = -6

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