Answer:
43
Step-by-step explanation:
ur replacing z in 3+8z with 5 and 8z is the same thing as 8xZ so the new equation is
3+8x5
3+40
43 is your answer
Answer:c
E 10 12
x=18*5)14. x=40/4. x=10. y=(15*4)/5 y=60/5 y=12.
resposta : 10 e 12