Question

Write a situation to describe -28:

Answer 1

Step-by-step explanation

a submarine is 3 km deep in the morning, then at night the depth of the submarine is 31 km deep, if we assume the sea level as zero, what vertical distance(x) did the submarine move

`\begin{gathered} -3+x=-31 \\ x=-31+3 \\ x=-28 \end{gathered}`

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