2(n-7)=-20+4n

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Solution for 2(n-7)=-20+4n equation:


Simplifying
2(n + -7) = -20 + 4n

Reorder the terms:
2(-7 + n) = -20 + 4n
(-7 * 2 + n * 2) = -20 + 4n
(-14 + 2n) = -20 + 4n

Solving
-14 + 2n = -20 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
-14 + 2n + -4n = -20 + 4n + -4n

Combine like terms: 2n + -4n = -2n
-14 + -2n = -20 + 4n + -4n

Combine like terms: 4n + -4n = 0
-14 + -2n = -20 + 0
-14 + -2n = -20

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

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

Combine like terms: -20 + 14 = -6
-2n = -6

Divide each side by '-2'.
n = 3

Simplifying
n = 3

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