Amy, Hong, and David have a total of $102 in their wallets. Amy has $6 less than Hong. David has 4 times what Hong has. How much does each have?

Solve the system by the elimination method. 3x - 2y - 7 = 0 5x + y - 3 = 0 to eliminate y, the lcm is 2. which of the following is the resulting equations? 1.3x - 2y - 7 = 0 5x + y - 3 = 0 2.3x - 2y - 7 = 0 -10x - 2y + 6 = 0 3.3x - 2y - 7 = 0 10x + 2y - 6 = 0

Of four points are collinear, they are also coplanar

How do you summarize data in a two-way frequency table?