Question

What is the simplified form of 3/2x-5 + 21/8x^2-14x-15?

Answer 1

can you factorize 8x^2-14x-15?

Answer 2

Would it be (-4x-3)(-2x+5)? :/

Answer 3

yes u did it right

Answer 4

yep :)
but factor out a negative so it works out better
--> (4x+3)(2x-5)

Answer 5

Okay.... whats next? :)

Answer 6

you need common denominator of (4x+3)(2x-5) so you need to multiply first denominator by (4x+3)

Answer 7

numerator and denominator right?

Answer 8

correct

Answer 9

12x+9/(4x+3)(2x-5) + 21/ (4x+3)(2x-5) right ?

Answer 10

yep now just combine it into 1 fraction, add the numerators but leave denominator alone

Answer 11

12x+30/(4x+3)(2x-5)

Answer 12

correct

Answer 13

OR 6(2x+5)/(4x+3)(2x-5) :) ?

Answer 14

Thanks again!

Answer 15

welcome
and yes you can factor it...bonus points

Answer 16

see if you can do the next one on your own...then have someone on here check your answer

Answer 17

I'll come straight to you :)