-3(7-f)=-3

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Solution for -3(7-f)=-3 equation:


Simplifying
-3(7 + -1f) = -3
(7 * -3 + -1f * -3) = -3
(-21 + 3f) = -3

Solving
-21 + 3f = -3

Solving for variable 'f'.

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

Add '21' to each side of the equation.
-21 + 21 + 3f = -3 + 21

Combine like terms: -21 + 21 = 0
0 + 3f = -3 + 21
3f = -3 + 21

Combine like terms: -3 + 21 = 18
3f = 18

Divide each side by '3'.
f = 6

Simplifying
f = 6

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