Colin is looking at purchasing movies. Online he can buy Blu-ray movies (b) for $19.99 and HD movies (h) for $15.99. He has $75 to spend on movies Write the equation that models this situation.

A-75=35.98bh
B-75=19.99h+15.99
C-75=19.99b+15.99h
D-75=19.99h+15.99h

828. all there is to it!

here, if you ever need with rounding (or other forms of arithmetic/math) again, use this:

thats the rounding one, but if you just click the top left, it shows you all the calculators you may need!

on friday there were 15 birds

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt