what is the answer?

[GNIBER]

5+5*5-5÷5=? what is the answer?

 

[USAFRet]

5+5*5-5÷5=? what is the answer?

42.

 

[raisonjohn]

Use PEMDAS. Here: https://www.mathsisfun.com/operation-order-pemdas.html

 

[raisonjohn]

5+(5*5)-(5/5) or 5+(25)-(1) or 29

 

[USAFRet]

The actual correct answer to that which is often seen on Facebook is...

That is an incorrectly written formula, designed to confuse.