SO YOU HAVE X(-14X+9). ALL YOU DO IS THE DISTRIBUTION PROPERY OR MULIPLE BY X
SO WE GET -14X^2+9X.
X(-14X+9)= -14X(*)X+9(*)X= -14X^2+9X
HOPE THIS HELPS
100 m and 300 m based off the graph the Willis is 3x the size of the great Pyramid

x = 10

The way to solve this one - step equation is to divide by 50 on both sides to get x by itself :
50x=500
x = 10

Answer:
75% of 72 = 54
Step-by-step explanation:
weight = length x width