0.4n+0.3=-4.2-0.6n

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Solution for 0.4n+0.3=-4.2-0.6n equation:


Simplifying
0.4n + 0.3 = -4.2 + -0.6n

Reorder the terms:
0.3 + 0.4n = -4.2 + -0.6n

Solving
0.3 + 0.4n = -4.2 + -0.6n

Solving for variable 'n'.

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

Add '0.6n' to each side of the equation.
0.3 + 0.4n + 0.6n = -4.2 + -0.6n + 0.6n

Combine like terms: 0.4n + 0.6n = 1n
0.3 + 1n = -4.2 + -0.6n + 0.6n

Combine like terms: -0.6n + 0.6n = 0.0
0.3 + 1n = -4.2 + 0.0
0.3 + 1n = -4.2

Add '-0.3' to each side of the equation.
0.3 + -0.3 + 1n = -4.2 + -0.3

Combine like terms: 0.3 + -0.3 = 0.0
0.0 + 1n = -4.2 + -0.3
1n = -4.2 + -0.3

Combine like terms: -4.2 + -0.3 = -4.5
1n = -4.5

Divide each side by '1'.
n = -4.5

Simplifying
n = -4.5

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