Answer:
4c + 6a < = 120 ...4(20) + 6(6) = 116 <== correct
4c + 4a < = 100....4(20) + 4(6) = 104 <== incorrect
first answer choice
Answer:
I can't help you, it doesn't indicate what you need
sure. or u could google them...
Answer:

Step-by-step explanation:
![\displaystyle -[-3]^2 - [4(-3) - 9(-2)] + 6[-2] \hookrightarrow -9 - [-12 + 18] - 12 \hookrightarrow -9 - 6 - 12 \\ \\ \boxed{-27}](https://tex.z-dn.net/?f=%5Cdisplaystyle%20-%5B-3%5D%5E2%20-%20%5B4%28-3%29%20-%209%28-2%29%5D%20%2B%206%5B-2%5D%20%5Chookrightarrow%20-9%20-%20%5B-12%20%2B%2018%5D%20-%2012%20%5Chookrightarrow%20-9%20-%206%20-%2012%20%5C%5C%20%5C%5C%20%5Cboxed%7B-27%7D)
I am joyous to assist you at any time.
Answer:
6. 51
7. 31
8. 20
Step-by-step explanation:
2x+8=110
2x=102
x=51
2x+x-3=90
3x-3=90
3x=93
x=31
7x+x+20=180
8x+20=180
8x=160
x=20