At a store, toothbrushes cost x dollars and bars of soap cost y dollars. One customer bought 4 toothbrushes and 2 bars of soap for $22. Another customer bought 12 toothbrushes and 10 bars of soap for $76. Both amounts do not include tax. How much does 1 toothbrush and 1 bar of soap cost?

2

step-by-step explanation:

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.