2n-.5n=45

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Solution for 2n-.5n=45 equation: 


Simplifying
2n + -0.5n = 45

Combine like terms: 2n + -0.5n = 1.5n
1.5n = 45

Solving
1.5n = 45

Solving for variable 'n'.

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

Divide each side by '1.5'.
n = 30

Simplifying
n = 30

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