David hikes 2 ¼ miles in ½ an hour at this rate, how long will it take him to walk 18 miles?

Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.

Of the ones listed here, the factor that had the greatest impact on the eventual destruction of native americans' ways of life was the development of the a) automobile. b) highway. c) railroad. d) steamboat.

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9