45+45=f

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Solution for 45+45=f equation:


Simplifying
45 + 45 = f

Combine like terms: 45 + 45 = 90
90 = f

Solving
90 = f

Solving for variable 'f'.

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

Add '-1f' to each side of the equation.
90 + -1f = f + -1f

Combine like terms: f + -1f = 0
90 + -1f = 0

Add '-90' to each side of the equation.
90 + -90 + -1f = 0 + -90

Combine like terms: 90 + -90 = 0
0 + -1f = 0 + -90
-1f = 0 + -90

Combine like terms: 0 + -90 = -90
-1f = -90

Divide each side by '-1'.
f = 90

Simplifying
f = 90

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