Answer:
![-\frac{1}{28}](https://tex.z-dn.net/?f=-%5Cfrac%7B1%7D%7B28%7D)
Step-by-step explanation:
-1/2 ÷ 2(9+3)-4 - 3/4(8)
-0.5 ÷ 2(12)-4 - 3/4(8)
-0.5 ÷ 2(12)-4 - 6
-0.5 ÷ 24-4 - 6
-0.5 ÷ 14 = ![-\frac{1}{28}](https://tex.z-dn.net/?f=-%5Cfrac%7B1%7D%7B28%7D)
6.66666666667% you divide 120 by 18 that = 6.66666666667 and add a %
Answer:
a-3
Step-by-step explanation:
3(2a–1)−5a =
distribute
3*2a -3*1 -5a=
6a -3 -5a
combine like terms
a-3
The greatest amount is 45 and they would have bought 3 boxes