Answer: Today's temperature : 2t -10
Step-by-step explanation:
Hi, to write the expression of the statement given we have to analyze each phrase:
<em>Twice yesterday's temperature, t.</em> If t is yesterday’s temperature, twice that temperature equals 2t.
<em>The temperature today was 10 degrees colder than</em>: It means that we have to subtract 10 degrees :(-10)
Mathematically speaking:
Today's temperature : 2t -10
where t = yesterday's temperature
Feel free to ask for more if needed or if you did not understand something.
Answer:
Step-by-step explanation:
i think the answer is x but ignore this
Answer:
Step-by-step explanation:
30 is half or 60
45 is half of 90
1:2 ratio
So,
We will have to divide the length the coach wants you to swim by the length of your pool to find how many laps you must swim. However, we need to first convert 3 km to meters by multiplying by 1000 (because 1 km = 1000 m).
3 * 1000 = 3000 m
Now we can divide.

You will need to swim 120 laps (not a realistic number).
She is incorrect, her statement comes with no solution.