Explain how to use the properties to evaluate the expression -3/21 •3/5•7•15

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.

yes.. it's proven to be 36.

i would say true? if the unit was informational and it "refreshed your understanding", then true.