7=4.7n-8.25-7.2n

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Solution for 7=4.7n-8.25-7.2n equation: 


Simplifying
7 = 4.7n + -8.25 + -7.2n

Reorder the terms:
7 = -8.25 + 4.7n + -7.2n

Combine like terms: 4.7n + -7.2n = -2.5n
7 = -8.25 + -2.5n

Solving
7 = -8.25 + -2.5n

Solving for variable 'n'.

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

Add '2.5n' to each side of the equation.
7 + 2.5n = -8.25 + -2.5n + 2.5n

Combine like terms: -2.5n + 2.5n = 0.0
7 + 2.5n = -8.25 + 0.0
7 + 2.5n = -8.25

Add '-7' to each side of the equation.
7 + -7 + 2.5n = -8.25 + -7

Combine like terms: 7 + -7 = 0
0 + 2.5n = -8.25 + -7
2.5n = -8.25 + -7

Combine like terms: -8.25 + -7 = -15.25
2.5n = -15.25

Divide each side by '2.5'.
n = -6.1

Simplifying
n = -6.1

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