5x(yx)=21

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Solution for 5x(yx)=21 equation:


Simplifying
5x(yx) = 21

Multiply x * xy
5x2y = 21

Solving
5x2y = 21

Solving for variable 'x'.

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

Divide each side by '5y'.
x2 = 4.2y-1

Simplifying
x2 = 4.2y-1

Combine like terms: 4.2y-1 + -4.2y-1 = 0.0
x2 + -4.2y-1 = 0.0

Factor out the Greatest Common Factor (GCF), 'y-1'.
y-1(x2y + -4.2) = 0.0

Subproblem 1

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

Subproblem 2

Set the factor '(x2y + -4.2)' equal to zero and attempt to solve: Simplifying x2y + -4.2 = 0 Reorder the terms: -4.2 + x2y = 0 Solving -4.2 + x2y = 0 Move all terms containing x to the left, all other terms to the right. Add '4.2' to each side of the equation. -4.2 + 4.2 + x2y = 0 + 4.2 Combine like terms: -4.2 + 4.2 = 0.0 0.0 + x2y = 0 + 4.2 x2y = 0 + 4.2 Combine like terms: 0 + 4.2 = 4.2 x2y = 4.2 Divide each side by 'y'. x2 = 4.2y-1 Simplifying x2 = 4.2y-1 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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