Choosing a model for the problem study the model to answer the question. which division problem does the model represent? ο ni ο n ο n ο n .

not solvable

step-by-step explanation:

we need more information, or at least an

it costs $20 to interview each person for a survey. find the cost to obtain a +- 3% margin of error.

step-by-step explanation:

copy and paste, put it in google

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.