Answer:
Step-by-step explanation:
Subtraction is not commutative. For example, 4 − 7 does not have the same difference as 7 − 4. The − sign here means subtraction.
However, recall that 4 − 7 can be rewritten as 4 + (−7), since subtracting a number is the same as adding its opposite. Applying the commutative property for addition here, you can say that 4 + (−7) is the same as (−7) + 4. Notice how this expression is very different than 7 – 4.
Answer:
its c
3 : 7
3/7
Step-by-step explanation:
Is the question how long would the 185 petri dishes last because if so it would be about 15 days
Hope this helped ;)
Answer:
Trent has 6 quarters and 5 dimes.
Step-by-step explanation:
Consider the provided information.
Let q = Number of quarters
d = Number of dimes.
Trent has 11 quarters and dimes.


The worth of a quarter is 25 cents.
The worth of a dimes is 10 cents

Substitute the value of q in above equation.


Substitute the value of d in 


Hence, Trent has 6 quarters and 5 dimes.