Solve the equation r/2-6=14 i'm giving brainliest answer to the first answer!

Sadie computes the perimeter of a rectangle by adding the length, l, and width, w, and doubling this sum. eric computes the perimeter of a rectangle by doubling the length, l, doubling the width, w, and adding the doubled amounts. write an equation for sadie’s way of calculating the

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

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