0.8n+0.4=-4.1-0.7n

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Solution for 0.8n+0.4=-4.1-0.7n equation: 


Simplifying
0.8n + 0.4 = -4.1 + -0.7n

Reorder the terms:
0.4 + 0.8n = -4.1 + -0.7n

Solving
0.4 + 0.8n = -4.1 + -0.7n

Solving for variable 'n'.

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

Add '0.7n' to each side of the equation.
0.4 + 0.8n + 0.7n = -4.1 + -0.7n + 0.7n

Combine like terms: 0.8n + 0.7n = 1.5n
0.4 + 1.5n = -4.1 + -0.7n + 0.7n

Combine like terms: -0.7n + 0.7n = 0.0
0.4 + 1.5n = -4.1 + 0.0
0.4 + 1.5n = -4.1

Add '-0.4' to each side of the equation.
0.4 + -0.4 + 1.5n = -4.1 + -0.4

Combine like terms: 0.4 + -0.4 = 0.0
0.0 + 1.5n = -4.1 + -0.4
1.5n = -4.1 + -0.4

Combine like terms: -4.1 + -0.4 = -4.5
1.5n = -4.5

Divide each side by '1.5'.
n = -3

Simplifying
n = -3

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