40+n=70

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Solution for 40+n=70 equation: 


Simplifying
40 + n = 70

Solving
40 + n = 70

Solving for variable 'n'.

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

Add '-40' to each side of the equation.
40 + -40 + n = 70 + -40

Combine like terms: 40 + -40 = 0
0 + n = 70 + -40
n = 70 + -40

Combine like terms: 70 + -40 = 30
n = 30

Simplifying
n = 30

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