Seven less than 4 times the square of a number is 18 find the number

Benjamin is making bow ties. how many 1/2yards lomg bow ties can he make if he has 18 feet of fabric?

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.

Norder to get a certain shade of blue paint, a mixer must have 5 parts white paint to 3 parts blue. if 4 gallons of paint must be mixed, how many gallons of white paint must be used?