42-5n=7

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Solution for 42-5n=7 equation: 


Simplifying
42 + -5n = 7

Solving
42 + -5n = 7

Solving for variable 'n'.

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

Add '-42' to each side of the equation.
42 + -42 + -5n = 7 + -42

Combine like terms: 42 + -42 = 0
0 + -5n = 7 + -42
-5n = 7 + -42

Combine like terms: 7 + -42 = -35
-5n = -35

Divide each side by '-5'.
n = 7

Simplifying
n = 7

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