3. The distance from Liverpool to Prague is 1200 km.
A flight from Liverpool to Prague lasts 4 hours.
Work out the average speed of the aeroplane.

Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?

Tyler reads 2/5 of a book on monday, 1/3 of it on tuesday, 2/9 of it on wednesday, and 3/4 of the remainder on thursday. if he still has 14 pages left to read on friday, how many pages are there in the book?

Use matrices to solve this linear system: 5x1 − 2x2 = −30 2x1 − x2 = −13 x1 = x2 =