Respuesta :
J=G-15
(G/2)=J-75
Substitute
(G/2)=G-15-75
G/2 =G-90
G-G/2= 90
G/2=90
G=180
J=G-15=180-15=165
Greg weighs 180 pounds, and Justin weighs 165 pounds.
(G/2)=J-75
Substitute
(G/2)=G-15-75
G/2 =G-90
G-G/2= 90
G/2=90
G=180
J=G-15=180-15=165
Greg weighs 180 pounds, and Justin weighs 165 pounds.