C = 7n
fill in the missing numbers and you get
84 = 7n
which means you can divide 84 by 7 to get n
84/7 = n
n = 12
12
David spends 100 minutes exercising everyday. We can make a proportion here, and it is very easy. 40%/100% = 40 minutes/ x minutes. Because the two sides have the sane numerator, they must also have the same denominator to be equal.
Answer:
Um no photo so I cant really help? Sorry
Step-by-step explanation:
Sorry
Answer: Fluffy's tail is
m longer than Fireball's tail.
Step-by-step explanation:
Length of Fluffy's tail =
m
m
Length of Fireball's tail =
m
m
Difference = Length of Fluffy's tail - Length of Fireball's tail
![=\dfrac43-\dfrac54=\dfrac{4\times4-5\times3}{3\times4}\\\\=\dfrac{16-15}{12}\\\\=\dfrac1{12}](https://tex.z-dn.net/?f=%3D%5Cdfrac43-%5Cdfrac54%3D%5Cdfrac%7B4%5Ctimes4-5%5Ctimes3%7D%7B3%5Ctimes4%7D%5C%5C%5C%5C%3D%5Cdfrac%7B16-15%7D%7B12%7D%5C%5C%5C%5C%3D%5Cdfrac1%7B12%7D)
Hence, Fluffy's tail is
m longer than Fireball's tail.