19,006,423 as a modern number

Acontractor needs 54 square feet of brick to construct a rectangular walkway. the length of the walkway is 15 feet more than the width. write an equation that could be used to determine the dimensions of the walkway. solve this equation to find the length and width, in feet, of the walkway.

You can find the constant of proportionality by finding the ratio of

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8