The following questions are super easy - no need to solve all: just choose one!

write as a product:
40a) (2x+y)^2-(b+c)^2

40b) (a+b)^2–(b+c)^2

Step-by-step explanation:

the answer is in the picture

8

step-by-step explanation:

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