Here is Diya's work writing the expression 6 - 2x + 5 + 4x with fewer terms.

Describe the mistake that Diya made.

Diya's Work
6-2x +5+4x
4X + 9x
13x

Write an expression equivalent to
6 - 2x + 5 + 4x that has two terms.

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?