Answer:
-1/3
Step-by-step explanation:
at x=0 y= 5
at x=3 y= 4
y=ax+b
b= 5
4=3x+5
3x= -1
x= -1/3

 
        
             
        
        
        
Answer:
About 7.2 OR (7.211102551)
Step-by-step explanation:
 
        
             
        
        
        
A quarter is .25 cents
A dime is .10cents
A nickel is .5cents
A penny is .01cent
3 quarters and 2 pennies=.77cents.
2 dimes and 1 nickel=.25cents
The answer is that her mom gave .77 cents on Monday and .25cents on Tuesday
If you were to add them together(.77+.25) it would be $1.02
        
                    
             
        
        
        
Add v to both sides: -E=2+V
Divide both sides by -1: E= -2-V
Answer: -V-2