SOLUTION: Bully has a pail that contains 40 nails and weighs 175 grams. The same pail with 20 nails weighs 95 grams. How much does Bully's pail weigh with no nails in it? How much does each

Algebra ->  Customizable Word Problem Solvers  -> Misc -> SOLUTION: Bully has a pail that contains 40 nails and weighs 175 grams. The same pail with 20 nails weighs 95 grams. How much does Bully's pail weigh with no nails in it? How much does each       Log On

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Question 896760: Bully has a pail that contains 40 nails and weighs 175 grams. The same pail with 20 nails weighs 95 grams. How much does Bully's pail weigh with no nails in it? How much does each nail weigh?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
y=mx+b
175=40m+b
95=20m+b
80=20m
m=4 grams per nail
b=15 grams for the pail