Im not sure what the answers are

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

An equation where variables are used to represent known values—function notation true or false

X2 + y 2 = 36 x + y = 6 solve the system of equations.