5y + 2 = one half(10y + 4)

Infinitely Many Solutions

Step-by-step explanation:

5y+2=  (10y+4)/2

5y+2= (2(5y+2) )/2

5y+2=5y+2

Infinitely Many Solutions

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.

5/20 so 25%

step-by-step explanation: