3(n-7)=2n-8

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Solution for 3(n-7)=2n-8 equation:


Simplifying
3(n + -7) = 2n + -8

Reorder the terms:
3(-7 + n) = 2n + -8
(-7 * 3 + n * 3) = 2n + -8
(-21 + 3n) = 2n + -8

Reorder the terms:
-21 + 3n = -8 + 2n

Solving
-21 + 3n = -8 + 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
-21 + 3n + -2n = -8 + 2n + -2n

Combine like terms: 3n + -2n = 1n
-21 + 1n = -8 + 2n + -2n

Combine like terms: 2n + -2n = 0
-21 + 1n = -8 + 0
-21 + 1n = -8

Add '21' to each side of the equation.
-21 + 21 + 1n = -8 + 21

Combine like terms: -21 + 21 = 0
0 + 1n = -8 + 21
1n = -8 + 21

Combine like terms: -8 + 21 = 13
1n = 13

Divide each side by '1'.
n = 13

Simplifying
n = 13

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