1)
Solving from system of equations:
x- amount of 1 cent stamps
y- amount of 33 cent stamps

2)
x- amount of 20 cent stamops
y-amount of 34 cent stamps
From system of equations:
Answer:
104,805 i think
Step-by-step explanation:
Answer:
The interest is $20 per year
Step-by-step explanation:
Che set amount by A+ Fence company would be around $140 per foot
Answer: -1
Step-by-step explanation: f(x) is another way of saying y. So when y is 3, according to the table, x is -1