Let's call the first unknown integer x and the second one y.
"Four times an unknown integer"
"Multiplied by three times the unknown integer plus a different unknown integer"
- 4x is multiplied by 3x+y, so 4x(3x+y)=12x²+4xy
"Equals 100."
And so the answer is C: 12x²+4xy-100=0
36/2=18
18 would be your answer the radius is half of the diameter
800/5 which is 160!!!!!!!!
B at least 70% i had the same question before and that was correct
Answer: 49.5
Step-by-step explanation: