Amy loaned \$5$5dollar sign, 5 to each of 202020 people. She recorded each loan by writing -\$5−$5minus, dollar sign, 5 in her b
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The interval notation given to us means that x is between negative infinity and 5, excluding both endpoints.
So we can write which shortens to
The graph will have an open hole at 5 on the number line, and shading to the left to indicate all points smaller than 5.