-1.8-7.8=1.9-0.9n-8.5

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Solution for -1.8-7.8=1.9-0.9n-8.5 equation:


Simplifying
-1.8 + -7.8 = 1.9 + -0.9n + -8.5

Combine like terms: -1.8 + -7.8 = -9.6
-9.6 = 1.9 + -0.9n + -8.5

Reorder the terms:
-9.6 = 1.9 + -8.5 + -0.9n

Combine like terms: 1.9 + -8.5 = -6.6
-9.6 = -6.6 + -0.9n

Solving
-9.6 = -6.6 + -0.9n

Solving for variable 'n'.

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

Add '0.9n' to each side of the equation.
-9.6 + 0.9n = -6.6 + -0.9n + 0.9n

Combine like terms: -0.9n + 0.9n = 0.0
-9.6 + 0.9n = -6.6 + 0.0
-9.6 + 0.9n = -6.6

Add '9.6' to each side of the equation.
-9.6 + 9.6 + 0.9n = -6.6 + 9.6

Combine like terms: -9.6 + 9.6 = 0.0
0.0 + 0.9n = -6.6 + 9.6
0.9n = -6.6 + 9.6

Combine like terms: -6.6 + 9.6 = 3
0.9n = 3

Divide each side by '0.9'.
n = 3.333333333

Simplifying
n = 3.333333333

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