One number is of another number. The difference of the two numbers is 4.2. What is the lesser number? a. 6.72
b. 1.52
c. 11.2
d. 2.52

The linear combination method is applied to a system of equations as shown. 4(.25x + .5y = 3.75) → x + 2y = 15 (4x – 8y = 12) → x – 2y = 3 2x = 18 what is the solution of the system of equations? (1,2) (3,9) (5,5) (9,3)

You are designing a rectangular pet pen for your new baby puppy. you have 30 feet of fencing you would like the fencing to be 6 1/3 feet longer than the width

What is the radical expression that is equivalent to the expression 27 1 over 5?