108=2x-4(2x-9)
108=2x-8x+36
108=-6x+36
-36 -36
72=-6x
72/-6=-6x/-6
-12=x
M2=5x+10
.................
Answer:
?= 3
Step-by-step explanation:
let x = ?
18-2x=4x
6x=18x
x=3
The perimeter because the fence goes AROUND the yard, not in it.
P = 2w + 2l
P = 2(60) + 2(20)
P = 120 + 40
P = 160
Charlene needs 160 meters of fencing material.
Answer:
B.
Step-by-step explanation:
use distributive property
4*x + 4*3 = 4x+12