y-(-9)=.75(x-8)

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Solution for y-(-9)=.75(x-8) equation:


Simplifying
y + -1(-9) = 0.75(x + -8)

Multiply -1 * -9
y + 9 = 0.75(x + -8)

Reorder the terms:
9 + y = 0.75(x + -8)

Reorder the terms:
9 + y = 0.75(-8 + x)
9 + y = (-8 * 0.75 + x * 0.75)
9 + y = (-6 + 0.75x)

Solving
9 + y = -6 + 0.75x

Solving for variable 'y'.

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

Add '-9' to each side of the equation.
9 + -9 + y = -6 + -9 + 0.75x

Combine like terms: 9 + -9 = 0
0 + y = -6 + -9 + 0.75x
y = -6 + -9 + 0.75x

Combine like terms: -6 + -9 = -15
y = -15 + 0.75x

Simplifying
y = -15 + 0.75x

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