Answer:
18 I think
Step-by-step explanation:
Answer:

Step-by-step explanation:
Equation:1
Equation:2
Solving Equation:1

Subtracting 'y' from both the sides:

Putting 'x' in Equation :2

Adding '4' both the sides

Putting the value of 'y' in equation:1


The solution is:

Answer:
my answer is C $69.87
Step-by-step explanation:
Answer:
Step-by-step explanation: