7=9(2f+5)

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Solution for 7=9(2f+5) equation:


Simplifying
7 = 9(2f + 5)

Reorder the terms:
7 = 9(5 + 2f)
7 = (5 * 9 + 2f * 9)
7 = (45 + 18f)

Solving
7 = 45 + 18f

Solving for variable 'f'.

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

Add '-18f' to each side of the equation.
7 + -18f = 45 + 18f + -18f

Combine like terms: 18f + -18f = 0
7 + -18f = 45 + 0
7 + -18f = 45

Add '-7' to each side of the equation.
7 + -7 + -18f = 45 + -7

Combine like terms: 7 + -7 = 0
0 + -18f = 45 + -7
-18f = 45 + -7

Combine like terms: 45 + -7 = 38
-18f = 38

Divide each side by '-18'.
f = -2.111111111

Simplifying
f = -2.111111111

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