3n+5=7n+4

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Solution for 3n+5=7n+4 equation:


Simplifying
3n + 5 = 7n + 4

Reorder the terms:
5 + 3n = 7n + 4

Reorder the terms:
5 + 3n = 4 + 7n

Solving
5 + 3n = 4 + 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.
5 + 3n + -7n = 4 + 7n + -7n

Combine like terms: 3n + -7n = -4n
5 + -4n = 4 + 7n + -7n

Combine like terms: 7n + -7n = 0
5 + -4n = 4 + 0
5 + -4n = 4

Add '-5' to each side of the equation.
5 + -5 + -4n = 4 + -5

Combine like terms: 5 + -5 = 0
0 + -4n = 4 + -5
-4n = 4 + -5

Combine like terms: 4 + -5 = -1
-4n = -1

Divide each side by '-4'.
n = 0.25

Simplifying
n = 0.25

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