he temperature at noon on a winter day was 2 °F. By 6 p. m., the temperature had dropped to −9 °F. Write a subtraction expression you can use to find the number of degrees the temperature dropped.

25

step-by-step explanation:

step-by-step explanation:

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1

x = 1

step-by-step explanation:

0 ÷ x = 0

0 ÷ 1 = 0