The formula for the volume of a prism is V=Bh, where B is the base area and h is the height.The base of the prism is a rectangle.The length of a rectangle is 9cm and the width is 7cm.
ANSWER: x=12 EXPLANATION: 9+x/6=11 (54+x)/6=11 (finding common denominator) x/6=11-54/6 (rearranging terms) x/6=(66-54)/6 (finding common denominator so 6 gets cancelled from both the sides) x=12