math

On one side of a balance scale is a whole brick. On the other side is one-half of a brick and 4 pounds of potatoes. If the scale balances. how many pounds does a whole brick weigh?

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asked by nisrin
  1. b = b/2 + 4
    multiply each side by 2

    2b = b +8
    b = 8

    one brick weighs 8 lbs

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    posted by Reiny

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