5.2n-4.2n+9.1=5.4+7.2

Solution for 5.2n-4.2n+9.1=5.4+7.2 equation:

Simplifying
5.2n + -4.2n + 9.1 = 5.4 + 7.2

Reorder the terms:
9.1 + 5.2n + -4.2n = 5.4 + 7.2

Combine like terms: 5.2n + -4.2n = 1n
9.1 + 1n = 5.4 + 7.2

Combine like terms: 5.4 + 7.2 = 12.6
9.1 + 1n = 12.6

Solving
9.1 + 1n = 12.6

Solving for variable 'n'.

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

Add '-9.1' to each side of the equation.
9.1 + -9.1 + 1n = 12.6 + -9.1

Combine like terms: 9.1 + -9.1 = 0.0
0.0 + 1n = 12.6 + -9.1
1n = 12.6 + -9.1

Combine like terms: 12.6 + -9.1 = 3.5
1n = 3.5

Divide each side by '1'.
n = 3.5

Simplifying
n = 3.5