If x equals -13 then..
-4(-13)+5y=12
52+5y=12
5y=-40
y=-8
The volume of the cylinder is 56.66
The answer is 280 degrees.
X + x + 24 = 58
x = (58-24)/2=17
the first number is 17 and the second number is the sum of 17 and 28. Finding it has been left as an exercise for the reader.
