35+5+3-n=42

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Solution for 35+5+3-n=42 equation:


Simplifying
35 + 5 + 3 + -1n = 42

Combine like terms: 35 + 5 = 40
40 + 3 + -1n = 42

Combine like terms: 40 + 3 = 43
43 + -1n = 42

Solving
43 + -1n = 42

Solving for variable 'n'.

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

Add '-43' to each side of the equation.
43 + -43 + -1n = 42 + -43

Combine like terms: 43 + -43 = 0
0 + -1n = 42 + -43
-1n = 42 + -43

Combine like terms: 42 + -43 = -1
-1n = -1

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

Simplifying
n = 1

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