Need it by tonight its due tomorrow! will mark brainliest

if solved with original height of 9.8 = 9.33ft, if doubled from 9.8 to 19.6 ft in height = 19.37ft in height. That is a difference of 10.04ft.

Step-by-step explanation:

38.5

step-by-step explanation:

lets say, first number = r

second number = 3r+7

total = 49

(r)+(3r+7)= 49

4r+7 = 49

4r = 42

r = 42/4

r= 10.5

3r+7 = 3(10.5)+7 = 38.5

hope this

14

step-by-step explanation: