7bt-21bf=

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Solution for 7bt-21bf= equation:


Simplifying
7bt + -21bf = 0

Reorder the terms:
-21bf + 7bt = 0

Solving
-21bf + 7bt = 0

Solving for variable 'b'.

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

Factor out the Greatest Common Factor (GCF), '7b'.
7b(-3f + t) = 0

Ignore the factor 7.

Subproblem 1

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

Subproblem 2

Set the factor '(-3f + t)' equal to zero and attempt to solve: Simplifying -3f + t = 0 Solving -3f + t = 0 Move all terms containing b to the left, all other terms to the right. Add '3f' to each side of the equation. -3f + 3f + t = 0 + 3f Combine like terms: -3f + 3f = 0 0 + t = 0 + 3f t = 0 + 3f Remove the zero: t = 3f Add '-1t' to each side of the equation. t + -1t = 3f + -1t Combine like terms: t + -1t = 0 0 = 3f + -1t Simplifying 0 = 3f + -1t The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Solution

b = {0}

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