3n+1.2=-4n-0.9

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Solution for 3n+1.2=-4n-0.9 equation: 


Simplifying
3n + 1.2 = -4n + -0.9

Reorder the terms:
1.2 + 3n = -4n + -0.9

Reorder the terms:
1.2 + 3n = -0.9 + -4n

Solving
1.2 + 3n = -0.9 + -4n

Solving for variable 'n'.

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

Add '4n' to each side of the equation.
1.2 + 3n + 4n = -0.9 + -4n + 4n

Combine like terms: 3n + 4n = 7n
1.2 + 7n = -0.9 + -4n + 4n

Combine like terms: -4n + 4n = 0
1.2 + 7n = -0.9 + 0
1.2 + 7n = -0.9

Add '-1.2' to each side of the equation.
1.2 + -1.2 + 7n = -0.9 + -1.2

Combine like terms: 1.2 + -1.2 = 0.0
0.0 + 7n = -0.9 + -1.2
7n = -0.9 + -1.2

Combine like terms: -0.9 + -1.2 = -2.1
7n = -2.1

Divide each side by '7'.
n = -0.3

Simplifying
n = -0.3

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