Answer:
a=4220-2t
This would be if we are finding the altitude of the submarine from the surface of the water(how many meters away from the surface it is). I don't know what it would be if you want to know from the bottom of the ocean.
Answer:
No.
Step-by-step explanation:
Because 4 - 7 = -3.
Answer: okay
Step-by-step explanation:
will do
(not use those links) ;)
Answer:
1/3 of a chance or 0.3
Step-by-step explanation:
Answer:
(7,42)
Step-by-step explanation:
Imput the 6x for the Y:
6x=3x+21
move the variable to the left
6x-3x=21
collect like terms:
3x=21
divide both sides by 3x and youll get this for X
x=7
Imput x=7 into the equation
Y=6x7
solve:
y=42