X / x + 5 = 8 / 12
x / x + 5 = 2 / 3
3x = 2(x + 5)
3x = 2x + 10
x = 10
Check:
x / x + 5
10 / 10 + 5
10 / 15
2 / 3 :)
Answer:
13
Step-by-step explanation:
6(A)-5
Sub 3 into A
6(3)-5
Multiply 3 by 6
18 - 5
=13
Answer:
12 edges
Step-by-step explanation:
A rectangular prism has 6 faces, 8 vertices (or corners) and 12 edges.