Question

simplify completely:
5x^2+9x-2/x^2+12x+20 * x^2+17x+70/15x-3

a.x+7/3(x+10)
b.x+10/3
c. x+2/3(x+10)
d. x+7/3

Answer 1

You need to use parentheses to make clear what you mean.

Answer 2

(5x-1)(x+2) * (x+7)(x+10)
---------- -----------
(x+2)(x+10) 3(5x-1)

- see if u can simplify this - for example there is (5x-1) on top and bottom so this can be eliminated

Answer 3

so it would be x+7/3 ?

Answer 4

yes - well done

Answer 5

thank you for your help

Answer 6

no probs