Asked by Brenna

3x-27/55÷x-9/15x my answer is =3(11x^2-4)/11x

is this correct

Answered by Reiny
no

3x-27/55÷x-9/15x
= 3(x-9)/55 ÷ (x-9)/15x
= 3(x-9)/55 * 15x/(x-9)
= 9x/11 , x not equal to 9

I divided top and bottom by x-9 and 5
Answered by Brenna
Thanks Reiny this is hard
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