Nick represented the equation 3(2x+4)= -6 on the Equation Mat at right.
a.
Choose a strategy to solve for x. You may continue to
use algebra tiles, or you may use symbols on paper.
b.
Check your answer. your answer does not make the
equation true, try solving the equation using a
different strategy.

Brittany has designed four different birdcages, each with the same volume: a square pyramid, a cylinder, a cone, and a sphere. the zoo wants to use one of brittany’s designs but plans to change the volume of the cage. find the design change that would result in the birdcage with the greatest volume. a.) increase the area of the base of the square pyramid by a factor of ten. b.) increase the height of the cylinder by a factor of ten. c.) increase the radius of the cone by a factor of ten. d.) increase the radius of a sphere by a factor of ten.