5(n-7)=20

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Solution for 5(n-7)=20 equation: 


Simplifying
5(n + -7) = 20

Reorder the terms:
5(-7 + n) = 20
(-7 * 5 + n * 5) = 20
(-35 + 5n) = 20

Solving
-35 + 5n = 20

Solving for variable 'n'.

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

Add '35' to each side of the equation.
-35 + 35 + 5n = 20 + 35

Combine like terms: -35 + 35 = 0
0 + 5n = 20 + 35
5n = 20 + 35

Combine like terms: 20 + 35 = 55
5n = 55

Divide each side by '5'.
n = 11

Simplifying
n = 11

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