Z=-3 is the correct answer. Use math papa if you need help with the steps on how we got z=-3
Answer:

Step-by-step explanation:
Solve

For x=-1/2 and y=-3
substitute the value of x and the value of y in the expression above

Remember that

so

Convert to mixed number

11 - (-3 5/8)
-negative sign and -negative sign= +positive sign
11+3 5/8
answer:
D. 11 + 3 5/8
I can help you with 11 so its 588 because I know that 600 divide by 12 equals 50 so they said they want less then 600 so I tried 49 times 12 equals 588