y=x(x+3)

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Solution for y=x(x+3) equation: 


Simplifying
y = x(x + 3)

Reorder the terms:
y = x(3 + x)
y = (3 * x + x * x)
y = (3x + x2)

Solving
y = 3x + x2

Solving for variable 'y'.

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

Simplifying
y = 3x + x2

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