Choose the system of inequalities that best matches the graph below

Use the knowledge of x- and y- intercepts to choose the correct graph of the equation 3x+6y=6

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.