Respuesta :
P=2l+2w
Subtract 2l from both sides
P-2l=2w
Divide all terms by 2
(1/2)P-l= w
Final answer: w= (1/2)P-l
Subtract 2l from both sides
P-2l=2w
Divide all terms by 2
(1/2)P-l= w
Final answer: w= (1/2)P-l