Multiply my number by five and add 13

let "my number" = x

Multiply x by 5: 5(x)

and add 13: + 13

your expression would look like:

5x + 13

hope this helps

#15. square

step-by-step explanation:

because quadrilatural (idk how to spell it) means somthing that is not 3d or like, equal sides (or somthing like that   you know what i meanz)

hope this halps!

bai!