If y = 15 when x = 5, find y when x = 9. Hint: y=mx

y=1234567891-111213141161

Step-by-step explanation:

Step-by-step explanation:

Y=12

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square