Answer:
9y-3y=6y is equivalent to 9y – 3y.
Integer
Rational
(its not a whole number. Whole numbers are 0 or positive.)
Answer:4. Abstract.
Step-by-step explanation: Abstraction is a term used to describe a departure from reality in the expressions of image in art.
This kind of departure from accurate and actual representation can be slight,can be partial, or complete or total.
Abstract shapes are shapes used in depicting the virtual images of certain objects or people,it usually does not actually display reality or, it only shows the radical altering of the visual realities of different things.
Ok I think you mean what is 6.4 divided by 0.8.
You can either use long division or a calculator. However since 6.4 divided by 0.8 is really the fraction 6.4/0.8 you can turn this into a much more simple problem.
Just

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This downward-opening parabola has its vertex at x = -8, so the function is decreasing on the interval (-8, ∞).