Original price of a phone: $90.50 tax: 4%
1 answer:
You might be interested in
Answer: (0, 1)
Step-by-step explanation:
For starters, the two equations are the same line if you put the first one into y=mx+b form you'll see that they are, so basically any solution to one is the same for the other.
I choose subsitution to find the solution set
This method is the easiest given that the problem already tells you what y is equal to. So this way you can substitute this in for y in the first equation and find x and then from there find y in the second.