20xy-18=80x+7

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Solution for 20xy-18=80x+7 equation:


Simplifying
20xy + -18 = 80x + 7

Reorder the terms:
-18 + 20xy = 80x + 7

Reorder the terms:
-18 + 20xy = 7 + 80x

Solving
-18 + 20xy = 7 + 80x

Solving for variable 'x'.

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

Add '-80x' to each side of the equation.
-18 + -80x + 20xy = 7 + 80x + -80x

Combine like terms: 80x + -80x = 0
-18 + -80x + 20xy = 7 + 0
-18 + -80x + 20xy = 7

Add '18' to each side of the equation.
-18 + -80x + 18 + 20xy = 7 + 18

Reorder the terms:
-18 + 18 + -80x + 20xy = 7 + 18

Combine like terms: -18 + 18 = 0
0 + -80x + 20xy = 7 + 18
-80x + 20xy = 7 + 18

Combine like terms: 7 + 18 = 25
-80x + 20xy = 25

Reorder the terms:
-25 + -80x + 20xy = 25 + -25

Combine like terms: 25 + -25 = 0
-25 + -80x + 20xy = 0

Factor out the Greatest Common Factor (GCF), '5'.
5(-5 + -16x + 4xy) = 0

Ignore the factor 5.

Subproblem 1

Set the factor '(-5 + -16x + 4xy)' equal to zero and attempt to solve: Simplifying -5 + -16x + 4xy = 0 Solving -5 + -16x + 4xy = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + -16x + 5 + 4xy = 0 + 5 Reorder the terms: -5 + 5 + -16x + 4xy = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -16x + 4xy = 0 + 5 -16x + 4xy = 0 + 5 Combine like terms: 0 + 5 = 5 -16x + 4xy = 5 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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