Question 82156
L=2W+8
P=2L+2W
58=2(2W+8)+2W
58=4W+16+2W
58=6W+16
6W=58-16
6W=42
W=42/6
W=7 ANSWER IS C) 7 INCHES.
PROOF
58=2(2*7+8)+2*7
58=2(14+8)+14
58=2*22+14
58=44+14
58=58