In this problem, you must change the signs of everything in the parenthesis, which will come to 3x^2 + x - 5x^2 - x + 4. Add like terms, and you will end up with -2x^2 + 4, which is answer choice A. Hope this helped
Subtract 75 from 90 then divide it by 5
Answer:
4/63
Step-by-step explanation:
(2/5)(2/7)(5/9)=(4/35)(5/9)=(4/7)(1/9)=4/63
-4,0 is the solution to your problem