Answer: [tex]\frac{5}{2}[/tex]
Explanation:
ABC ≈ DEF
this means that AB = DE, BC = EF, and AC = DF
The only equivalent sides provided are BC = EF
BC = EF
x = 3x - 5
-3x -3x
-2x = -5
÷ -2 ÷-2
x = [tex]\frac{5}{2}[/tex]