A bag contains 2 steel balls and 5 brass balls. The total weight is 13 pounds. If 2 steel balls are added and 2 brass balls are removed, the weight decreases to 12 pounds. How much does each kind of ball weigh?

Question

anonymous · Answer

A.steel, 4 pounds; brass, 1 pound
B. steel, 1.5 pounds; brass, 2 pounds
C. steel, 0.75 pounds; brass, 3 pounds
D. steel, 3 pounds; brass, 4 pounds

anonymous · Answer

2 steel balls+5 brass balls=13 pounds
4 steel balls+3 brass balls= 12 pounds
THAT'S WHAT WE HAVE RIGHT NOW

anonymous · Answer

What it's telling you is that 2 more steel balls and 2 less brass balls is only 1 pound less. Do you follow?