Anwser: 4x^5-3x^4-4x^3+8x^2-5
Step-by-step explanation:
yes
Answer:

Step-by-step explanation:
difference of a number and 9 means to subtract

twice that means multiply by 2

at least is greater than or equal to

Answer:
The answer is 7
Step-by-step explanation:
3 1/2 ÷ 1/2 = 7
Answer:
$8.25
Step-by-step explanation:
1.25+(2.25x2)+1.00+(1.25x2)=8.25
-79, -55, 18, 44, 101, 143