Which model shows two equal expressions when c=5 A) c + 1 = 1+1+1+1+1+1

B) c+c+c+c+c= 1

C) c+c+c+c+c= 1+1+1+1+1

D) c+c= 1+1+1+1+1+1

Option A

c + 1 = 1+1+1+1+1+1

c + 1 = 6

c = 6-1

c = 5

a 10 percent increase

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