First you subtract the $8 from the $20 so you have $12 that you bough 6 highlighters with. Then you do the math and each highlighter cost $2
        
                    
             
        
        
        
Answer:
b.
Step-by-step explanation:
 
        
                    
             
        
        
        
It’s the 31 hope this helps you
        
             
        
        
        
Answer:
(1, 7)
Step-by-step explanation:
Substitute x = 1 into the equation for the corresponding value of y
y = 2x + 5 = (2 × 1) + 5 = 2 + 5 = 7
Solution is (1, 7)
 
        
                    
             
        
        
        
Answer:
they would have saved 35 dollars
Step-by-step explanation:
Ralph on his own would have paid  105 and jeff 140 but together with the discount they could save $35 by paying 210 in total with the discount.