2(3w-2+w)
=2(4w-2)
=8w-4
the formula for solving perimeters is 2(WL). so L=3w-2, because the question said the length is 2 units shorter than 3 times the width, and the width is w. so the final equation is <span>2(3w-2+w), and then you just have to simplify that </span>

<h2>☺︎︎Hence proved✔︎</h2>
Answer:
Can I get brainliest
Step-by-step explanation:
A= -3x+3
B= 4x+6
C= -8x-8
D= 3x+1
Volume of cylinder is (pi) x radius squared x height
Pi x 2 squared x 7
= 90cm cubed