Answer:
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Step-by-step explanation:
-19/40.
This can be found using the slope formula.
H H H
H H T
H T H
T H H
T T T 1
T T H 2
T H T 3
H T T 4
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Answer:
( 5 - 2t ) < - 4
Step-by-step explanation:
The midnight temperature is 5 °C and the temperature is decreasing at the rate of 2°C per hour.
If t is the hours past midnight then after t hours the temperature will be ( 5 - 2t ).
Now, if this temperature is colder than - 4° C, then the inequality can be written as ( 5 - 2t ) < - 4 (Answer)
9..divide both sides by 10 cross out the 10 over 10 leaves 9
