Find the equation of the line with the slope 3 that passes through (2,2)

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12

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?