8. Solve for the given variable in the following equations. (4 marks total) i’m confused on questions C) and D) I put it into Photomath and it came out with a bunch of weird and complicated letters and I’m only in grade 9 so I don’t think that’s the answer.

please solve C) and D) and check if I correctly solved A) and B) THANK YOU

Step-by-step explanation:

V= π*r²*h

V/π = r²*h

v/(π*r²) = h

= 5

x+y = 15

x = 15-y

students group

step-by-step explanation:

a person who   joins a party or a seminar can explain his feelings about that particular occasion better more than anyone else.

as bella managed a show for the students in the school and invited students to watch that show

hence

students group will be the best group to survey to find this information