Respuesta :
Answer:
Step-by-step explanation:
so we have Louis who weighs 140 lbs
then we have x boxes that weigh 10 kg....or (2.2 * 10) = 22 lbs
and we have (20 - x) boxes that weigh 30 kg or (2.2 * 30) = 66 lbs
140 + 22x + 66(20 - x) =
140 + 22x + 1320 - 66x =
1460 - 44x <====
Answer:
It is B
Step-by-step explanation:
You must add Louis's weight and the weights of the boxes in pounds, then you had to have simplified the expression. :D