Answer:
-66
Step-by-step explanation:
y = 4
3(5y - 42)
3(5(4) - 42)
3(20 - 42)
3(-22) = -66
3(5×4-42)
(5×4)=20
3(20-42)
(20-42)=22
3(22)=66
so it's -66
