You add all the numbers then divide by how many numbers you have.
(12+15+6)/3 = 11
Let's say the integer is n and the other one is j
so n=2j+17
And n×j=-36
If you cancel j out, you're left with 3n=-55
so n=-18 and 1/3
The quotient of 8 and 4 is
8/4=2
minus 5 = -3
Answer:
3rd option
Step-by-step explanation:
brainliest?:(
Answer: 5 faces,8 edges,5 vertices
Step-by-step explanation:5 faces - of which 1 is a square face at the base and 4 isosceles triangle, above.
5 vertices - of which 4 are at the base where 3 edges meet and one above where 4 edges meet.
8 edges - of which 4 are equal in length and at the base and the other 4 are equal in length and above.