Solve the linear system of equations using the linear combination method. 8a−4b=20
5a−8b=62
enter your answers in the boxes.
a =
b =

The length of each stair is 11 inches. what is the rise, r, for each stair? round to the nearest inch. 2 inches 7 inches 17 inches 24 inches

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

Julian wrote the following numeric pattern on the board3,10,17,24,31,38.what numbers of julian's pattern are compound numbers.