10y(y+2)+3x=5(3-x)

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Solution for 10y(y+2)+3x=5(3-x) equation:


Simplifying
10y(y + 2) + 3x = 5(3 + -1x)

Reorder the terms:
10y(2 + y) + 3x = 5(3 + -1x)
(2 * 10y + y * 10y) + 3x = 5(3 + -1x)
(20y + 10y2) + 3x = 5(3 + -1x)

Reorder the terms:
3x + 20y + 10y2 = 5(3 + -1x)
3x + 20y + 10y2 = (3 * 5 + -1x * 5)
3x + 20y + 10y2 = (15 + -5x)

Solving
3x + 20y + 10y2 = 15 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
3x + 20y + 5x + 10y2 = 15 + -5x + 5x

Reorder the terms:
3x + 5x + 20y + 10y2 = 15 + -5x + 5x

Combine like terms: 3x + 5x = 8x
8x + 20y + 10y2 = 15 + -5x + 5x

Combine like terms: -5x + 5x = 0
8x + 20y + 10y2 = 15 + 0
8x + 20y + 10y2 = 15

Add '-20y' to each side of the equation.
8x + 20y + -20y + 10y2 = 15 + -20y

Combine like terms: 20y + -20y = 0
8x + 0 + 10y2 = 15 + -20y
8x + 10y2 = 15 + -20y

Add '-10y2' to each side of the equation.
8x + 10y2 + -10y2 = 15 + -20y + -10y2

Combine like terms: 10y2 + -10y2 = 0
8x + 0 = 15 + -20y + -10y2
8x = 15 + -20y + -10y2

Divide each side by '8'.
x = 1.875 + -2.5y + -1.25y2

Simplifying
x = 1.875 + -2.5y + -1.25y2

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