Angle L is equal to angle N, so angle L is equal to 119. Angle k and angle L is equal to 61.
Answer:
Equation is
where
denotes number of cups of orange juice needed by Sam.

Step-by-step explanation:
Let
denotes number of cups of orange juice needed by Sam.
Number of cups needed to make punch 
Number of cups with Sam 
Therefore,

Answer:
exact form - b = -11/5
decimal form - b = -2.2
Mixed number form - b = -2 1/5