Answer:
x+16=4x-5. {being vertically opposite angle}
16+5=4x-x
21=3x
or, 21/3=x
hence, x=7
x = 7
Step-by-step explanation:
x + 16 = 4x - 5
16 + 5 = 4x - x
21 = 3x
21/3 = x