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19 February, 18:05

Karin is also in Mr. Whittaker's science class, and she recorded the variation in water level at a different part of the river. Karin observed that the water level there fell 1.68 millimeters per year for 1.5 years. Which expression shows a way to use the distributive property to solve for the total variation in water level at this part of the river?

1.5 (-1) + 0.68

1 + (0.5) (-1) (0.68)

(-1.68) (1) + (-1.68) (0.5)

1 (-1) + 0.5 (-0.68)

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Answers (1)
  1. 19 February, 21:33
    0
    (-1.68) (1) + (-1.68) (0.5)
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