Answer:
38.5
Step-by-step explanation:
Lets say, first number = x
Second number = 3x+7
Total = 49
(x)+(3x+7)= 49
4x+7 = 49
4x = 42
x = 42/4
x= 10.5
x= 10.5
3x+7 = 3(10.5)+7 = 38.5
Hope this helps!!
Answer:
Step-by-step explanation:
1/3 πr²h
Answer:
6x^2 - 
x-1 im not sure but i think its right
Step-by-step explanation:
8a-20/3 is the answer your looking for.
Hope this helps!
3/4 *10 is 7.5. 0.75 * 10 = 7.5
