Answer:
y= 35
Step-by-step explanation:
y directly proportional to x
where x= 2, y= 10
y=kx
10= k× 2
k= 10/2
k= 5
to find y when x is 7
y = kx
y = 5× 7
y= 35
Answer:
uh
Step-by-step explanation:
Answer: 95
Step-by-step explanation:
950x4 + 10.6x=4800
10.6x = 1000
x = 94.34 hours, or 95 hours approximately