4n-2(n-5)=20

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Solution for 4n-2(n-5)=20 equation:


Simplifying
4n + -2(n + -5) = 20

Reorder the terms:
4n + -2(-5 + n) = 20
4n + (-5 * -2 + n * -2) = 20
4n + (10 + -2n) = 20

Reorder the terms:
10 + 4n + -2n = 20

Combine like terms: 4n + -2n = 2n
10 + 2n = 20

Solving
10 + 2n = 20

Solving for variable 'n'.

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

Add '-10' to each side of the equation.
10 + -10 + 2n = 20 + -10

Combine like terms: 10 + -10 = 0
0 + 2n = 20 + -10
2n = 20 + -10

Combine like terms: 20 + -10 = 10
2n = 10

Divide each side by '2'.
n = 5

Simplifying
n = 5

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