Abed says he has written a system of two linear equations that has an infinite number of solutions. One of the equations of the system is y = 3x - 1. Which could be the other equation?
A. y = 3x + 2
B. 3x - y = 2
C. 3x - y = 1
D. 3x + y = 1

Solve these problems: 1.what is the perimeter of an equilateral triangle with sides measuring 6cm? 2. a regular pentagon has sides measuring 3.2 cm. what is its perimeter? 3. a regular decagon has sides of 3.5mm . what is it’s perimeter? 4. a regular octagon has a perimeter of 64cm. what is the length of one of the sides? 5. a regular hexagon has a perimeter of 72mm . what is the length of one of the sides? 6. what is the perimeter of a rhombus with sides measuring 11m?