5n+20=7n

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Solution for 5n+20=7n equation:


Simplifying
5n + 20 = 7n

Reorder the terms:
20 + 5n = 7n

Solving
20 + 5n = 7n

Solving for variable 'n'.

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

Add '-7n' to each side of the equation.
20 + 5n + -7n = 7n + -7n

Combine like terms: 5n + -7n = -2n
20 + -2n = 7n + -7n

Combine like terms: 7n + -7n = 0
20 + -2n = 0

Add '-20' to each side of the equation.
20 + -20 + -2n = 0 + -20

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

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

Divide each side by '-2'.
n = 10

Simplifying
n = 10

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