Complete the equations so that the solution of the system of equations is (-1, -4)

Every time you drive you will experience a combination of driving conditions and environments.

Need asap. solve for the following inequality

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.