I will translate
"five more than" 5+ "twice a number" 2n
5+2n is the expression
Answer:
3 : 7
Step-by-step explanation:
Let the radii be 3x, 7x.
Circumference = 2πr, where r = radius
Thus, ratio of circumference:
2 × π × 3x : 2 × π × 7x
= 3 : 7
( as 2, π and x get cancelled out)
Difficult , easy , exciting , useful
Answer: 144 inches left
Step-by-step explanation: 25-13=12
12feet x 12inches(since there are 12 inches in a foot)= 144 inches