-30=4(2f-9)

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Solution for -30=4(2f-9) equation:


Simplifying
-30 = 4(2f + -9)

Reorder the terms:
-30 = 4(-9 + 2f)
-30 = (-9 * 4 + 2f * 4)
-30 = (-36 + 8f)

Solving
-30 = -36 + 8f

Solving for variable 'f'.

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

Add '-8f' to each side of the equation.
-30 + -8f = -36 + 8f + -8f

Combine like terms: 8f + -8f = 0
-30 + -8f = -36 + 0
-30 + -8f = -36

Add '30' to each side of the equation.
-30 + 30 + -8f = -36 + 30

Combine like terms: -30 + 30 = 0
0 + -8f = -36 + 30
-8f = -36 + 30

Combine like terms: -36 + 30 = -6
-8f = -6

Divide each side by '-8'.
f = 0.75

Simplifying
f = 0.75

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