3x(10+5y)-15y=30

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Solution for 3x(10+5y)-15y=30 equation:


Simplifying
3x(10 + 5y) + -15y = 30
(10 * 3x + 5y * 3x) + -15y = 30
(30x + 15xy) + -15y = 30

Solving
30x + 15xy + -15y = 30

Solving for variable 'x'.

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

Add '15y' to each side of the equation.
30x + 15xy + -15y + 15y = 30 + 15y

Combine like terms: -15y + 15y = 0
30x + 15xy + 0 = 30 + 15y
30x + 15xy = 30 + 15y

Reorder the terms:
-30 + 30x + 15xy + -15y = 30 + 15y + -30 + -15y

Reorder the terms:
-30 + 30x + 15xy + -15y = 30 + -30 + 15y + -15y

Combine like terms: 30 + -30 = 0
-30 + 30x + 15xy + -15y = 0 + 15y + -15y
-30 + 30x + 15xy + -15y = 15y + -15y

Combine like terms: 15y + -15y = 0
-30 + 30x + 15xy + -15y = 0

Factor out the Greatest Common Factor (GCF), '15'.
15(-2 + 2x + xy + -1y) = 0

Ignore the factor 15.

Subproblem 1

Set the factor '(-2 + 2x + xy + -1y)' equal to zero and attempt to solve: Simplifying -2 + 2x + xy + -1y = 0 Solving -2 + 2x + xy + -1y = 0 Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2x + xy + 2 + -1y = 0 + 2 Reorder the terms: -2 + 2 + 2x + xy + -1y = 0 + 2 Combine like terms: -2 + 2 = 0 0 + 2x + xy + -1y = 0 + 2 2x + xy + -1y = 0 + 2 Combine like terms: 0 + 2 = 2 2x + xy + -1y = 2 Add 'y' to each side of the equation. 2x + xy + -1y + y = 2 + y Combine like terms: -1y + y = 0 2x + xy + 0 = 2 + y 2x + xy = 2 + y 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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