Answer:
-10 + 9x - 8
Step-by-step explanation:
4x2 + 7x - 5 subtracted from
9x2 -2x + 3
8 + 7x - 5
18 - 2x + 3
(8-18) (+7x - -2x) (-5 - +3)
-10 ( +7x +2x) (-5-3)
-10 + 9x -8
The answer is -9x
If you want explanation let me know!
I didn't provide one since you said ''What is the result''
???
Answer: 15 tests per hour.
Step-by-step explanation: Mrs. Wilbur did 30 tests in 2 hours, so you would divide to find the rate per hour. 15 should be your answer.
OHHHHHHH..........OK
the second one is the answer
