5n+7-8n=2.5

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Solution for 5n+7-8n=2.5 equation:


Simplifying
5n + 7 + -8n = 2.5

Reorder the terms:
7 + 5n + -8n = 2.5

Combine like terms: 5n + -8n = -3n
7 + -3n = 2.5

Solving
7 + -3n = 2.5

Solving for variable 'n'.

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

Add '-7' to each side of the equation.
7 + -7 + -3n = 2.5 + -7

Combine like terms: 7 + -7 = 0
0 + -3n = 2.5 + -7
-3n = 2.5 + -7

Combine like terms: 2.5 + -7 = -4.5
-3n = -4.5

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

Simplifying
n = 1.5

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