Es
) what is the sum of (2x4 + 5x3 - 8x2 - x + 10) and (8x4 - 4x} + x? - x + 2)?
a)
10x4 + x3 - 9x2 - 2x + 12
10x4 + 9x? - 7x2 - 2x + 12
10x4 + x3 - 9x? +12
d)
10x4 + x3 - 7x2 - 2x + 12
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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?