The line that has the slope of 2 is Line C.
Let x represent the amount of money you originally had. The algebraic expression would be: x-20+3×=80.
If you want to solve the equation, it would be: 4x=100, and x=100÷4, which equals 25. So your original money was $25.
Answer:
x=32 y=416 M<ABC=158°
Step-by-step explanation: