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Write an expression for the operation described below.
subtract d from 7

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

Write two subtraction equations that are equivalent to 5 + 12 = 17.

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me