Question

Where do you place the parentheses in the expression 4+3^2•5-2 to equal 31

Answer 1

4+3^2•5-2

`4+3^2\cdot(5-2)=4+9\cdot3=4+27=31`

Used PEMDAS:

P Parentheses first

E Exponents (ie Powers and Square Roots, etc.)

MD Multiplication and Division (left-to-right)

AS Addition and Subtraction (left-to-right)