15f+90=34f-100

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Solution for 15f+90=34f-100 equation:


Simplifying
15f + 90 = 34f + -100

Reorder the terms:
90 + 15f = 34f + -100

Reorder the terms:
90 + 15f = -100 + 34f

Solving
90 + 15f = -100 + 34f

Solving for variable 'f'.

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

Add '-34f' to each side of the equation.
90 + 15f + -34f = -100 + 34f + -34f

Combine like terms: 15f + -34f = -19f
90 + -19f = -100 + 34f + -34f

Combine like terms: 34f + -34f = 0
90 + -19f = -100 + 0
90 + -19f = -100

Add '-90' to each side of the equation.
90 + -90 + -19f = -100 + -90

Combine like terms: 90 + -90 = 0
0 + -19f = -100 + -90
-19f = -100 + -90

Combine like terms: -100 + -90 = -190
-19f = -190

Divide each side by '-19'.
f = 10

Simplifying
f = 10

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