Kinsley's age is 7 years less than twice jacob's age. if kinsley is 13 years old, how old is jacob? choose the answer below that is a viable solution to this problem.

Jacob is 40.

Step-by-step explanation:

13+7= 20

20X2=40

10

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