7=3n+4-2n

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Solution for 7=3n+4-2n equation: 


Simplifying
7 = 3n + 4 + -2n

Reorder the terms:
7 = 4 + 3n + -2n

Combine like terms: 3n + -2n = 1n
7 = 4 + 1n

Solving
7 = 4 + 1n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
7 + -1n = 4 + 1n + -1n

Combine like terms: 1n + -1n = 0
7 + -1n = 4 + 0
7 + -1n = 4

Add '-7' to each side of the equation.
7 + -7 + -1n = 4 + -7

Combine like terms: 7 + -7 = 0
0 + -1n = 4 + -7
-1n = 4 + -7

Combine like terms: 4 + -7 = -3
-1n = -3

Divide each side by '-1'.
n = 3

Simplifying
n = 3

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