Solve the equation: x2+ 4−−−−−−√ – 1 = 2

step-by-step explanation:

if x = 2 you have to find x to finish the problem

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.

-60.75

step-by-step explanation:

just add the numbers then put the negative sign on it