Answer:
If is the amount of salt in the tank at time , then the rate at which the amount of salt in the tank changes is given by
Let's drop the units for now. We have
We're given that the water is pure at the start, so , giving
So the amount of salt in the tank (in lbs) at time is
Step-by-step explanation:
Answer:
Decimal:0.625 Fraction:5/8
Step-by-step explanation:
First we divide 5 and 8 and you get 0.625 by doing that and then to get its fraction form you turn it to a fraction which is 5/8.
Sorry if this wrong
Answer: 4 cm^2, it went from 4x4 to 2x2.. clipped on all sides...
Hope I helped!
Giving me brainliest is much appreciated! :).
Answer:
-4.3, -3.4, -0.43, -0.34, -0.043
Answer:
x = -9.375
im not sure if i interpreted the times symbol right
step-by-step explanation:
2x + 30 = (30/10) • 5(2x + 3) + 87
2x + 30 = 3 • 10x + 15 + 87
2x + 30 = 105 • 10x
-2x -2x
30 = 105 • 8x
-105 -105
-75 = 8x
/8 /8
-9.375 = x ?
