Convert 0.7 to a fraction in simplified form

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.

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41