y=(2+x)(20-10x)

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Solution for y=(2+x)(20-10x) equation: 


Simplifying
y = (2 + x)(20 + -10x)

Multiply (2 + x) * (20 + -10x)
y = (2(20 + -10x) + x(20 + -10x))
y = ((20 * 2 + -10x * 2) + x(20 + -10x))
y = ((40 + -20x) + x(20 + -10x))
y = (40 + -20x + (20 * x + -10x * x))
y = (40 + -20x + (20x + -10x2))

Combine like terms: -20x + 20x = 0
y = (40 + 0 + -10x2)
y = (40 + -10x2)

Solving
y = 40 + -10x2

Solving for variable 'y'.

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

Simplifying
y = 40 + -10x2

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