Is the equation an identity? explain your reasoning.

a. yes, because solving the equation gives a statement that is never true.

b. yes, because solving the equation gives a statement that is always true.

c. no, because solving the equation gives a statement that is never true.

d. no, because solving the equation gives a statement that is always true.

i don't know what an identity is or how to explain

b.my answer is b.

brainliest

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.

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.