Answer:
7a^4 +35a^2 +28a
Step-by-step explanation:
Area is the product of height and width:
area = height × width
= 7 × (a^4 +5a^2 +4a)
area = 7a^4 +35a^2 +28a . . . . . . use the distributive property
Answer:
0.1
Step-by-step explanation:
0.3 x 7= 2.1
2.1 - 2= 0.1
Maybe try add it then takeaway most of it
Answer:
4 textbooks
Step-by-step explanation:
3 kg = 3000 g
3000 ÷ 650 = 4.61......
Maximum number is 4 as 0.61... book being carried is not possible
Hope this helped and brainliest please
Answer:
12
Step-by-step explanation:
