4f+40=6f-40

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Solution for 4f+40=6f-40 equation:


Simplifying
4f + 40 = 6f + -40

Reorder the terms:
40 + 4f = 6f + -40

Reorder the terms:
40 + 4f = -40 + 6f

Solving
40 + 4f = -40 + 6f

Solving for variable 'f'.

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

Add '-6f' to each side of the equation.
40 + 4f + -6f = -40 + 6f + -6f

Combine like terms: 4f + -6f = -2f
40 + -2f = -40 + 6f + -6f

Combine like terms: 6f + -6f = 0
40 + -2f = -40 + 0
40 + -2f = -40

Add '-40' to each side of the equation.
40 + -40 + -2f = -40 + -40

Combine like terms: 40 + -40 = 0
0 + -2f = -40 + -40
-2f = -40 + -40

Combine like terms: -40 + -40 = -80
-2f = -80

Divide each side by '-2'.
f = 40

Simplifying
f = 40

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