7f(4f-7)=0

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Solution for 7f(4f-7)=0 equation: 


Simplifying
7f(4f + -7) = 0

Reorder the terms:
7f(-7 + 4f) = 0
(-7 * 7f + 4f * 7f) = 0
(-49f + 28f2) = 0

Solving
-49f + 28f2 = 0

Solving for variable 'f'.

Factor out the Greatest Common Factor (GCF), '7f'.
7f(-7 + 4f) = 0

Ignore the factor 7.

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 + 4f)' equal to zero and attempt to solve:

Simplifying
-7 + 4f = 0

Solving
-7 + 4f = 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 + 4f = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 4f = 0 + 7
4f = 0 + 7

Combine like terms: 0 + 7 = 7
4f = 7

Divide each side by '4'.
f = 1.75

Simplifying
f = 1.75
Solution
f = {0, 1.75}

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