SOLUTION: A truck and trailer together weigh 7000 lbs. The trailer weighs 200 lbs less than 1/2 as much as the truck. Find each's weight.
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Question 273981: A truck and trailer together weigh 7000 lbs. The trailer weighs 200 lbs less than 1/2 as much as the truck. Find each's weight.
Found 2 solutions by josmiceli, calegebra:
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
let = weight of truck
let= weight of trailer
given:
(1)
(2)
subtract (2) from (1)
(1)
(2)
and
(1)
The truck weighs 4800 lbs and the trailer weighs 2200 lbs
Answer by calegebra(14) (Show Source): You can put this solution on YOUR website!
Truck + Trailer = 7000 lbs.
Truck = x
Trailer = 0.5x - 200
(x) + (0.5x - 200) = 7000
1.5x = 7200
x = 7200/1.5
x = 4800 truck's weight
0.5(4800) - 200 = 2200 trailer's weight
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