Find an equivalent expression for parts (a) and (b). (NO LINK TO ANSWER) a. 2x + 10x

b. 2(x – 4) + x

x = 23.78

step-by-step explanation:

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.