Answer:
1) Y= 2/3x -1
2) Y= -1x + 8
Step-by-step explanation:
I learned it in Middle school
For this case, the first thing we must do is define variables.
We have then:
x: number of minutes
y: final temperature
We write then the equation that models the problem:
For y = 20 we have:
Clearing x:
Answer:
The temperature of the water will be 20 degree celcius after 150 minutes
Answer:
12 to 27! :D
Step-by-step explanation:
5+23= 28 .........................