Hello need help please with Divide rational and simplify
1 answer:
Dividing fractions is the same as multiplying by its reciprocal so you can change the equation to this
And you can simplify by eliminating the fours and multiplying straight across
You can pull out - 7 from the top and 2 from the bottom so you have this
And then you can cancel out to (2-x) to get an answer of
And you can simplify by eliminating the fours and multiplying straight across
You can pull out - 7 from the top and 2 from the bottom so you have this
And then you can cancel out to (2-x) to get an answer of
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One expression that Gary can use,where y is the amount of food eaten in a year and x the amount of food eaten in a weeks is:
y=x*52
but we actually know that the cats eat one third of 3 1/2 pounds, that is:
So we can substitute this:
y=
which is y=7*13=91
So we actually know that the cats eat 91 pounds of food a year!
y=x*52
but we actually know that the cats eat one third of 3 1/2 pounds, that is:
So we can substitute this:
y=
which is y=7*13=91
So we actually know that the cats eat 91 pounds of food a year!