1.2f-1.3f+1.3=0.5

Solution for 1.2f-1.3f+1.3=0.5 equation:

Simplifying
1.2f + -1.3f + 1.3 = 0.5

Reorder the terms:
1.3 + 1.2f + -1.3f = 0.5

Combine like terms: 1.2f + -1.3f = -0.1f
1.3 + -0.1f = 0.5

Solving
1.3 + -0.1f = 0.5

Solving for variable 'f'.

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

Add '-1.3' to each side of the equation.
1.3 + -1.3 + -0.1f = 0.5 + -1.3

Combine like terms: 1.3 + -1.3 = 0.0
0.0 + -0.1f = 0.5 + -1.3
-0.1f = 0.5 + -1.3

Combine like terms: 0.5 + -1.3 = -0.8
-0.1f = -0.8

Divide each side by '-0.1'.
f = 8

Simplifying
f = 8