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
(33x+99)+1(−44x+88)
(33x+99)(44x+88)
-33x to 44x and get 11x then subtract 88 to 99 and get 11 the answer should be one
Answer:
I think Its 47? if Im wrong Im very sorry.
Step-by-step explanation:
I added all of the numbers, and the sides without numbers, its simple just add all of the numbers together, I think
The percentage of votes for candidate B Is 30%