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>
Answer:
I'm pretty sure it's the one you chose, which means the 2nd pic.
Answer:
The prices increased from $175,000 to $220,000. This is about a (I don't know there two, I'm very sorry)
Answer:
Equation 1: x
=
5
y/
2
−
14 and y
=
2
x
/5
+
28/5
Equation 2: y
=
9
+
2
z/
7 and z
=
−
63
/2
+
7
y/
2
Equation 3: y
=
7
/3
−
2
z
/3 and z
=
7/
2
−
3
y
/2
