0.7n+0.2n+0.8=-2.8

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Solution for 0.7n+0.2n+0.8=-2.8 equation: 


Simplifying
0.7n + 0.2n + 0.8 = -2.8

Reorder the terms:
0.8 + 0.7n + 0.2n = -2.8

Combine like terms: 0.7n + 0.2n = 0.9n
0.8 + 0.9n = -2.8

Solving
0.8 + 0.9n = -2.8

Solving for variable 'n'.

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

Add '-0.8' to each side of the equation.
0.8 + -0.8 + 0.9n = -2.8 + -0.8

Combine like terms: 0.8 + -0.8 = 0.0
0.0 + 0.9n = -2.8 + -0.8
0.9n = -2.8 + -0.8

Combine like terms: -2.8 + -0.8 = -3.6
0.9n = -3.6

Divide each side by '0.9'.
n = -4

Simplifying
n = -4

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