Mathematics, 20.03.2021 22:50 awesome266
Imogene's car traveled 504 mi averaging a certain speed. If the car had gone 9 mph faster, the trip would have taken 1 hour less. Find the average speed. The average speed of the car was mph.
Answers: 3
Mathematics, 21.06.2019 22:40, jeffyisdrunk
The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?
Answers: 1
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