y=-0.1(x-9)2+18

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Solution for y=-0.1(x-9)2+18 equation: 


Simplifying
y = -0.1(x + -9) * 2 + 18

Reorder the terms:
y = -0.1(-9 + x) * 2 + 18

Reorder the terms for easier multiplication:
y = -0.1 * 2(-9 + x) + 18

Multiply -0.1 * 2
y = -0.2(-9 + x) + 18
y = (-9 * -0.2 + x * -0.2) + 18
y = (1.8 + -0.2x) + 18

Reorder the terms:
y = 1.8 + 18 + -0.2x

Combine like terms: 1.8 + 18 = 19.8
y = 19.8 + -0.2x

Solving
y = 19.8 + -0.2x

Solving for variable 'y'.

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

Simplifying
y = 19.8 + -0.2x

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