17.5=-7(3f+4.5)

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Solution for 17.5=-7(3f+4.5) equation: 


Simplifying
17.5 = -7(3f + 4.5)

Reorder the terms:
17.5 = -7(4.5 + 3f)
17.5 = (4.5 * -7 + 3f * -7)
17.5 = (-31.5 + -21f)

Solving
17.5 = -31.5 + -21f

Solving for variable 'f'.

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

Add '21f' to each side of the equation.
17.5 + 21f = -31.5 + -21f + 21f

Combine like terms: -21f + 21f = 0
17.5 + 21f = -31.5 + 0
17.5 + 21f = -31.5

Add '-17.5' to each side of the equation.
17.5 + -17.5 + 21f = -31.5 + -17.5

Combine like terms: 17.5 + -17.5 = 0.0
0.0 + 21f = -31.5 + -17.5
21f = -31.5 + -17.5

Combine like terms: -31.5 + -17.5 = -49
21f = -49

Divide each side by '21'.
f = -2.333333333

Simplifying
f = -2.333333333

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