Step-by-step explanation:
1: Solve one Equation for one of the variables
2: Substitute (plug-in) this expression into the other equation and solve
3: Resubtitue the value into the original equation to find the corresponding variable
Answer1000
Step-by-step explanation:
The answer is the first one.
The average is 822 I believe.
The answer would be $74 because you would need to multiply the number of socks Hana ordered by the cost and multiply the amount Charlie ordered by the cost. Now you would add the two amounts together and also add 4 for the 2 shipping orders.