Answer:
x=6,y= 7
Step-by-step explanation:
-6x +7y= 13
-6x+8y=20
-y = -7
divide through by -1
y =7
sub y= 7 in equation 1
then x= 6
Answer:
2/3
Step-by-step explanation:
h = height of the cone
Vcone = πr²h/3
H = h/2 = height of the cylinder
Vcylinder = πr²H = πr²h/2
Vcone/Vcylinder = (πr²h/3)/(πr²h/2)
= πr²h/3 x 2/πr²h
= 2/3
The answer for the equation is 21
The answer is: "
28 " .
___________________________________________________ "
Twenty-eight (28) students said they would vote for Brianna."
___________________________________________________Explanation:___________________________________________________We are given, in the problem, that there are "45 students total" .
___________________________________________________The fraction:

can be reduced as follows:
![\frac{56}{90} = (56÷2) / (90÷2) = [tex] \frac{28}{45}](https://tex.z-dn.net/?f=%20%5Cfrac%7B56%7D%7B90%7D%20%3D%20%2856%C3%B72%29%20%2F%20%2890%C3%B72%29%20%3D%20%5Btex%5D%20%5Cfrac%7B28%7D%7B45%7D%20)
.
___________________________________________________Thus, "
28 students out of 45 students voted for Brianna" .
___________________________________________________The answer is: "
28 students" .
___________________________________________________Hope this helps!
___________________________________________________
Answer:
26 ft
Step-by-step explanation:
10 + 3 + 10 + 3 = 26