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larisa [96]
3 years ago
10

A bag contains two steel balls and five brass balls. The total weight of the bag is 13 pounds. If two steel balls are added and

two brass balls are removed, the bag’s weight decreases to 12 pounds. If s is the weight of a steel ball and b is the weight of a brass ball, the system of linear equations representing this situation is . Solving the system of linear equations, the weight of a steel ball is , and the weight of a brass ball is . NextReset
Mathematics
1 answer:
nlexa [21]3 years ago
5 0

x = the weight of one steel ball y = the weight of one brass ball 2x + 5y = 13 (2 + 2)x + (5 - 2)y = 12 by solving the above system of equations we find:

x = 1.5 lbs y =2 lbs one steel ball weighs 1.5 lbs.one brass ball weighs 2 lbs.

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