The perimeter of a rectangle is 300 feet. the width of the rectangle is 10 feet more than the length. what is the width of the rectangle? a) 50 feet b) 60 feet c) 70 feet d) 80 feet

Factor this polynomial completely x^2-64

50 will mark show all use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2x+9y= -26 -3x-7y=13

One file clerk can file 10 folders per minute. a second file clerk can file 11 folders per minute. how many minutes would the two clerks together take to file 672 folders?