Answer:
y= z-3x/4
Step-by-step explanation:
4y=z-3x
y=z-3x/4
I never took geometry but good luck and gh= 3
7000 because if the hundred next to the thousand is below 5 the number will be the same
eg: 3200 the answer will be 3000
but if the number is 5 and higher the thousand will be one extra
eg 1: 3521 the answer will be 4000
eg 2: 4809 the answer will be 5000