Evaluate |x| + |-2y| when x = -2 and y=3

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

Out of $20$ creepy-crawly creatures in a room, $80\%$ are flies and $20\%$ are spiders. if $s\%$ of the total legs belong to spiders, what is $s$?

What is the value of the discrimination for the quadratic equation 0=×2+2+×2