Hey there, Simmonsalivia!
It seems that you are in a hurry so I will make it quick without explanation.
1)

or

2)

or

3) 11
4)

or

5)

or

6)

or

7) 4
8)

or

9)

or

10) 23

tablespoons of ground coffee.
11) She used

amount of flour in total.
12)

or

13) 4
14)

or

15)

or

16)

or

17)

or

18)

or

19)

or

20)

or

21) Ty needed 7 paving stones.
22) Besides the top block, they needed 25 blocks to build the tower.
Thank you for using Brainly.
See you soon!
Answer:
2a^4+5a^3-6a^2+19a-20
Step-by-step explanation:
(a^2+3a-4)(2a^2-a+5)
2a^4-a^3+5a^2+6a^3-3a^2+15a-8a^2+4a-20
2a^4-a^3+6a^3+5a^2-3a^2-8a^2+15a+4a-20
2a^4+5a^3+2a^2-8a^2+19a-20
2a^4+5a^3-6a^2+19a-20
Answer:
7.8-9.3n
Step-by-step explanation:
2.8-5.3n - 4n + 5
Combine like terms
2.8 +5 -5.3n -4n
7.8-9.3n
97.8ft^2 but if you round it to the nearest 10 it will be 100ft^2