A teacher wrote an algebraic expression on the board and asked students to write an equivalent expression. The teacher's express
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I know its a long problem but i have to shiw how i got my answer.
Rise over run, -2/4 or -1/2 so the slope is -1/2 or -0.5. (View picture) And the slope is negative because you are going down wards \ and the "rise" is going down.
