3(2f+7)-3f=18

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Solution for 3(2f+7)-3f=18 equation:


Simplifying
3(2f + 7) + -3f = 18

Reorder the terms:
3(7 + 2f) + -3f = 18
(7 * 3 + 2f * 3) + -3f = 18
(21 + 6f) + -3f = 18

Combine like terms: 6f + -3f = 3f
21 + 3f = 18

Solving
21 + 3f = 18

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 = 18 + -21

Combine like terms: 21 + -21 = 0
0 + 3f = 18 + -21
3f = 18 + -21

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

Divide each side by '3'.
f = -1

Simplifying
f = -1

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