Question

Solve.

|x| + 5 = 8

A.
{–13}

B.
{13, –3}

C.
{–3, 3}

D.
{–13, –3}

Answer 1

Well, || means absolute value, right? So, whatever is in || turns positive. (For example, |-5| is 5). Does this make sense??

Answer 2

no sorry i am an idiot

Answer 3

If x<0, then. -x +5 = 8
If x>0, then x+ 5 = 8
There is two solutions.

Answer 4

@churchgirl103 , don't call yourself an idiot!! Everybody has different talents :)

Okay. So, let's do this in a simpler way. What is 8-5?

Answer 5

3 @mossyfish

Answer 6

Yup! So, if whatever is in || becomes positive, what two answers could be possible?