I think the awnser would be +7
Answer:
-2
Step-by-step explanation:
7x-21-10x+20=5
7x-10x-1=5
-3x=5+1
x=-6/3
x=-2
Answer:
58
Step-by-step explanation:
You just have to replace the value of n with 4.
C(n) = 46 + 3n
C(4) = 46 + 3(4)
= 46 + 12
= 58
Answer:
8
Step-by-step explanation:
56 ÷ 7 = 8
Answer:
![15.75 {cm}^{3}](https://tex.z-dn.net/?f=15.75%20%7Bcm%7D%5E%7B3%7D%20)
Step-by-step explanation:
Convert m to cm,
0.045m =4.5cm
0.034m = 3.5cm
0.01m = 1cm
Volume = 4.5 cm × 3.5 × 1 = 15.75 cm3