I am having trouble understanding how to solve and graph -2x=9.

And the graph would be a vertical line through x=-4.5.

I am having trouble understanding how to solve and graph -2x=9.

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And the graph would be a vertical line through x=-4.5.

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## Comments

so:

(-2x)/(-2) = 9/(-2)

x = -9/2 = -4.5