17. What can you conclude from the graph of the equations shown below?

Write two subtraction equations that are equivalent to 5 + 12 = 17.

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?