Solve this Literal Equation
Solve for x
E=

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

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 $s$?

Due to financial difficulties the owner of 4 skateboard stores is going to close 2 of his stores. based on the money earned at each store, which two stores should remain open?