Answer:
5) A 16(-8)
6) C. 26 + (-5)
7) B. -6°
Step-by-step explanation:
5. A turtle dives towards deeper water at a rate of 8 inches per second. It continues for a total of 16 seconds.
Which expression represents this situation?
We are given Maya's diving rate as:
8 inches per second
Because she is diving, the rate carries a negative sign hence, the expression of the situation is:
16 × -8
= 16(-8)
Option A 16(-8) is correct
6. Marisa has $26 in her purse. She pays $5 for lunch. Which expression represents this situation?
Amount she has =$28
She pays = $5
Hence, $26 + (-$5)
= $26 - $5
Option C. 26 + (-5) is correct
7. Aaron turned on his air conditioning and the temperature in his apartment decreased 6 degrees.
Write an integer to represent the change in temperature.
A decrease or drop in temperature is always expressed as a negative sign. Hence,
Option B. -6° is correct
