Which expression is equivalent to 12a + 8? (5 points) select one: a. 4(3a + 2) b. 4(3a + 8) c. 6(6a + 2) d. 6(6a + 8)

1. evaluate 8x(2)y9(-2) for x=-1 and y=2 2. simplify the equation. -() 3. simplify the expression. [tex]\frac{5}{x(-2) y9(5)}[/tex]

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 $s$?

Jeremy wants to determine the number of solutions for the equation below without actually solving the equation.