Harry drove for 3 hours on the freeway, then decreased his speed by 20 miles per hour and drove for 6 more hours on a country road. If his total trip was 483 miles, then what was his speed on the freeway?

What is 768875 rounded to the nearest thousand

Mine their solutions. Explain your reasoning. y = 2x + 2 y = 2x - 3

What is 5/10 simplified

What is 0.615 - 5/8 and - 0.62 in order of least to greatest

Two lines that intersect at 90 degree angles

4x + 6 what's the answer?

Write the phrase as an expression A number t cubed

Which statement is true? A. Every real number is an integer. B. Every rational number is a real number. C. Every rational number is a perfect square. D. Every integer is an irrational number.

Which is the best display for the list of the number of tornadoes in the United States each year, if you want to be able to identify the mode? a) histogram with intervals of 5 b) frequency table with intervals of 3 c) line plot d) line graph

On each of tree days derrick rode 6.45 km to school, 150 meters to the library and then 500 meters back home. How many kilometers did he ride all together