20n-7=10n+2

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Solution for 20n-7=10n+2 equation:


Simplifying
20n + -7 = 10n + 2

Reorder the terms:
-7 + 20n = 10n + 2

Reorder the terms:
-7 + 20n = 2 + 10n

Solving
-7 + 20n = 2 + 10n

Solving for variable 'n'.

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

Add '-10n' to each side of the equation.
-7 + 20n + -10n = 2 + 10n + -10n

Combine like terms: 20n + -10n = 10n
-7 + 10n = 2 + 10n + -10n

Combine like terms: 10n + -10n = 0
-7 + 10n = 2 + 0
-7 + 10n = 2

Add '7' to each side of the equation.
-7 + 7 + 10n = 2 + 7

Combine like terms: -7 + 7 = 0
0 + 10n = 2 + 7
10n = 2 + 7

Combine like terms: 2 + 7 = 9
10n = 9

Divide each side by '10'.
n = 0.9

Simplifying
n = 0.9

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