The answer is B use photo math
Answer:
Explanation:
Let x be the age of the person who enter the room
(18 + 25 + 18 + 21 + 16 + x)/6 = 25
(77 + x)/6 = 25
77 + x = 25(6)
77 + x = 150
x = 150 - 77
x = 73
Step-by-step explanation:
8x+5(-4x)=24
8x-20x=24
-12x=24
x=24/-12
x=-2
Answer:
It could be a) -3
Step-by-step explanation:
I'm not quite sure but it may be.
Answer:
x=20
Step-by-step explanation:
it would be 2(20) which is 40. 40/5=8. 8-6=2