10 = -3y +5.8
Solve for y

5 = -5.4 that is the answer to your question

y=-1.4

Step-by-step explanation:

-3y+5.8=20

-3y=4.2

y=-1.4

answer:

c 60% on edg

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.