Answer:
Step-by-step explanation:
Taking the first equation , we have ,
Now according to second equation,
Plug on this value ,
On substituting this value in terms of one variable of the equation you can get the values of x and y .
Answer:
D
Step-by-step explanation:
28% of people said they liked jazz. 14 is 28% of 50.
Answer: 8 & 13
Step-by-step explanation:
13 squared is 169 and 8 squared is 64, and the difference of those two squares would be 169 - 64 = 105. Hope this helps!
Answer:
x = 5.
Step-by-step explanation:
Use a proportion to solve this.
2 : 5 = x : 12.5
Now:
2 times 12.5 = 25
25 divided by 5 = 5
So the result is x = 5.