7=3n+4n

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Solution for 7=3n+4n equation:


Simplifying
7 = 3n + 4n

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

Solving
7 = 7n

Solving for variable 'n'.

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

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

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

Add '-7' to each side of the equation.
7 + -7 + -7n = 0 + -7

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

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

Divide each side by '-7'.
n = 1

Simplifying
n = 1

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