1.2(3n+7)-2.4n=

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Solution for 1.2(3n+7)-2.4n= equation:


Simplifying
1.2(3n + 7) + -2.4n = 0

Reorder the terms:
1.2(7 + 3n) + -2.4n = 0
(7 * 1.2 + 3n * 1.2) + -2.4n = 0
(8.4 + 3.6n) + -2.4n = 0

Combine like terms: 3.6n + -2.4n = 1.2n
8.4 + 1.2n = 0

Solving
8.4 + 1.2n = 0

Solving for variable 'n'.

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

Add '-8.4' to each side of the equation.
8.4 + -8.4 + 1.2n = 0 + -8.4

Combine like terms: 8.4 + -8.4 = 0.0
0.0 + 1.2n = 0 + -8.4
1.2n = 0 + -8.4

Combine like terms: 0 + -8.4 = -8.4
1.2n = -8.4

Divide each side by '1.2'.
n = -7

Simplifying
n = -7

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