Which situation does this equation model? 18 × 3 = n Amelie earned 18 dollars selling lemonade. Raj earned 3 more dollars than Amelie. Raj earned n dollars. Natalie hopped on one foot for 18 seconds. This is 3 seconds longer than Rami hopped on one foot. Rami hopped on one foot for n seconds. Aisha collected 18 toys for a toy drive. This is 3 times as many toys as Eric collected. Eric collected n toys. Eloise practiced the piano for 18 minutes. Matthew practiced 3 times as long as Eloise. Matthew practiced for n minutes.

b. x- 48 =120

step-by-step explanation:

first one is a: renaming a fraction. second one is c: de-c

step-by-step explanation:

my explanation is that these were the answers on edg : )

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