7n-15+73n=145

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Solution for 7n-15+73n=145 equation:


Simplifying
7n + -15 + 73n = 145

Reorder the terms:
-15 + 7n + 73n = 145

Combine like terms: 7n + 73n = 80n
-15 + 80n = 145

Solving
-15 + 80n = 145

Solving for variable 'n'.

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

Add '15' to each side of the equation.
-15 + 15 + 80n = 145 + 15

Combine like terms: -15 + 15 = 0
0 + 80n = 145 + 15
80n = 145 + 15

Combine like terms: 145 + 15 = 160
80n = 160

Divide each side by '80'.
n = 2

Simplifying
n = 2

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