Just put a period between everything 2.9.3.3
        
             
        
        
        
Answer:
48.30
Step-by-step explanation:
First determine the tip
42 *15%
42 *.15 =6.30
Add this to the amount of the tip
42 + 6.30 =48.30
The total amount is 48.30
 
        
             
        
        
        
The formula of the future value of annuity ordinary
Fv=pmt [(1+r)^(n)-1)÷r]
Fv future value
Pmt payment per year 4000
R interest rate 0.0215
N time 5 years
Fv=4,000×(((1+0.0215)^(5)−1)÷(0.0215))
fv=20,878.69
        
             
        
        
        
X=B^1 + b^7 . i found my answer by you need to find the slope of the numbers between the table.
        
             
        
        
        
Y is parallel to S because angle 4 and angle 5 are alternate interior angles.
Hope that helps.