Answer:

Step-by-step explanation:
To find the answer we have to first group the like terms:

therefore

so

Answer:
-x^2 - 7x + 4
Step-by-step explanation:
2x(x - 1) - 3x^2 - (5x - 4)
= 2x^2 - 2x - 3x^2 - 5x + 4
Adding like terms, we get:-
-x^2 - 7x + 4 (answer).
Answer:
-57/25 or -2 7/25 or - 2.28
Step-by-step explanation: