Answer:
i dont know
Step-by-step explanation:
Answer:
(4x+1)= 81
Step-by-step explanation:
4x+1= 81
4x= 81 - 1
4x= 80
x= 80/4
x= 20
Answer:
5 seconds.
Step-by-step explanation:
Make an equation.
Time in air = x
Time in water = 12 - x
16x + 36 - 3x = 127
13x = 91
x = 7
12 - 7 = 5
Answer is D
TanB should be 4/3
here in the options it is 5/3 which is not true
I think it’s A because it’s the only one that makes sense
