(3a-7)^2
1. 9a^2-21a-21a+49
2. 3a(3a-7)-7(3a-7)
3. (3a-7)(3a-7)
4. Combine like terms
Answer: V= 9.42
Step-by-step explanation: Volume of a cylinder:
r²h
radius= 1 ft
height= 3 ft
=
×1²×3
=9.42
This is my first time answering a question so yeah.
9. 130 = x + 137
answer x = -7
10. 9x-3 = 4 + 8x
9x = 7 + 8x
answer x = 7
Answer:y=negative 1 over 3x +2
Step-by-step explanation:
Answer:
6 0r 5.6 rounded to the nearest hundredth
Step-by-step explanation: