The following argument is true by the law of detachment. If today is sunny, then I will go running. Today I did not go running. Therefore, it is not sunny today. true or false

I'm having some trouble on this, can you help me pls. how can you tell if this is right or wrong

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

the answer is c 150

step-by-step explanation: