7kg:4/9 bag
?kg:1 bag
7÷4/9 or 7×9/4=63/4 or 15.75. As a result, the unit rate is 15.75 kg of leaves per bag. Hope it help!
8a^2 + 3a^2
11a^2
since both have a^2 you only have to add the coefficients
Answer:
Step-by-step explanation:

Answer:
C and E
Step-by-step explanation:
-2/3 = -0.66
so hence forth
2/3 = 0.66
- (2/3) = -0.66 and
2/-3 = -0.66
Answer:

Step-by-step explanation:
