3-4n+2n=45-80

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Solution for 3-4n+2n=45-80 equation:


Simplifying
3 + -4n + 2n = 45 + -80

Combine like terms: -4n + 2n = -2n
3 + -2n = 45 + -80

Combine like terms: 45 + -80 = -35
3 + -2n = -35

Solving
3 + -2n = -35

Solving for variable 'n'.

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

Add '-3' to each side of the equation.
3 + -3 + -2n = -35 + -3

Combine like terms: 3 + -3 = 0
0 + -2n = -35 + -3
-2n = -35 + -3

Combine like terms: -35 + -3 = -38
-2n = -38

Divide each side by '-2'.
n = 19

Simplifying
n = 19

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