18f^2-42f=0

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Solution for 18f^2-42f=0 equation:


Simplifying
18f2 + -42f = 0

Reorder the terms:
-42f + 18f2 = 0

Solving
-42f + 18f2 = 0

Solving for variable 'f'.

Factor out the Greatest Common Factor (GCF), '6f'.
6f(-7 + 3f) = 0

Ignore the factor 6.

Subproblem 1

Set the factor 'f' equal to zero and attempt to solve: Simplifying f = 0 Solving f = 0 Move all terms containing f to the left, all other terms to the right. Simplifying f = 0

Subproblem 2

Set the factor '(-7 + 3f)' equal to zero and attempt to solve: Simplifying -7 + 3f = 0 Solving -7 + 3f = 0 Move all terms containing f to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + 3f = 0 + 7 Combine like terms: -7 + 7 = 0 0 + 3f = 0 + 7 3f = 0 + 7 Combine like terms: 0 + 7 = 7 3f = 7 Divide each side by '3'. f = 2.333333333 Simplifying f = 2.333333333

Solution

f = {0, 2.333333333}

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