Pre algebra
posted by Hope .
25ft piece wire cut into 2 pieces one piece is 19ft shorter than the other piece how long was each piece

x + x + 19 = 25
2x = 2519
2x = 6
x = 3
25  3 = 22
22 and 3 
Sophie has 5 pieces of string that are 4 yards each. She uses 3 pieces that are each 3 feet long.
How much string does Sophie have left? 
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