4n+7=3n+12

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Solution for 4n+7=3n+12 equation:


Simplifying
4n + 7 = 3n + 12

Reorder the terms:
7 + 4n = 3n + 12

Reorder the terms:
7 + 4n = 12 + 3n

Solving
7 + 4n = 12 + 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
7 + 4n + -3n = 12 + 3n + -3n

Combine like terms: 4n + -3n = 1n
7 + 1n = 12 + 3n + -3n

Combine like terms: 3n + -3n = 0
7 + 1n = 12 + 0
7 + 1n = 12

Add '-7' to each side of the equation.
7 + -7 + 1n = 12 + -7

Combine like terms: 7 + -7 = 0
0 + 1n = 12 + -7
1n = 12 + -7

Combine like terms: 12 + -7 = 5
1n = 5

Divide each side by '1'.
n = 5

Simplifying
n = 5

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