4(f-7)=-20

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Solution for 4(f-7)=-20 equation: 


Simplifying
4(f + -7) = -20

Reorder the terms:
4(-7 + f) = -20
(-7 * 4 + f * 4) = -20
(-28 + 4f) = -20

Solving
-28 + 4f = -20

Solving for variable 'f'.

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

Add '28' to each side of the equation.
-28 + 28 + 4f = -20 + 28

Combine like terms: -28 + 28 = 0
0 + 4f = -20 + 28
4f = -20 + 28

Combine like terms: -20 + 28 = 8
4f = 8

Divide each side by '4'.
f = 2

Simplifying
f = 2

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