5(f-7)=40

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Solution for 5(f-7)=40 equation: 


Simplifying
5(f + -7) = 40

Reorder the terms:
5(-7 + f) = 40
(-7 * 5 + f * 5) = 40
(-35 + 5f) = 40

Solving
-35 + 5f = 40

Solving for variable 'f'.

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

Add '35' to each side of the equation.
-35 + 35 + 5f = 40 + 35

Combine like terms: -35 + 35 = 0
0 + 5f = 40 + 35
5f = 40 + 35

Combine like terms: 40 + 35 = 75
5f = 75

Divide each side by '5'.
f = 15

Simplifying
f = 15

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