Ethan claims that |7-3| + 4. Which statement about Ethan's claim is true?

|7-3|=4 Is true.

|7-3|+4 Not true.

Step-by-step explanation:

7-3 does equal four but |7-3|+4 doesn't really make sense for an answer.

So I believe you were trying to say = 4 you just had your finger on the shift key when you were typing.

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,