1.5=2.8n-1.8n+8.9

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Solution for 1.5=2.8n-1.8n+8.9 equation: 


Simplifying
1.5 = 2.8n + -1.8n + 8.9

Reorder the terms:
1.5 = 8.9 + 2.8n + -1.8n

Combine like terms: 2.8n + -1.8n = 1n
1.5 = 8.9 + 1n

Solving
1.5 = 8.9 + 1n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
1.5 + -1n = 8.9 + 1n + -1n

Combine like terms: 1n + -1n = 0
1.5 + -1n = 8.9 + 0
1.5 + -1n = 8.9

Add '-1.5' to each side of the equation.
1.5 + -1.5 + -1n = 8.9 + -1.5

Combine like terms: 1.5 + -1.5 = 0.0
0.0 + -1n = 8.9 + -1.5
-1n = 8.9 + -1.5

Combine like terms: 8.9 + -1.5 = 7.4
-1n = 7.4

Divide each side by '-1'.
n = -7.4

Simplifying
n = -7.4

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