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Pleassssssssssssse answer quick!!! Using a graphing calculator to graph the equation y=7.5x-5. Where does the graph of the equation cross the x-axis? A: 7.5 B: 5 C: -5 D: 1.5
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Pleassssssssssssse answer quick!!!

Using a graphing calculator to graph the equation y=7.5x-5. Where does the graph of the equation cross the x-axis?

A: 7.5
B: 5
C: -5
D: 1.5

User Ondrej Burkert
by
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1 Answer

7 votes
To find it, set y equal to zero and find the value of x.
0=7.5x-5
5=7.5x
5/7.5=x
2/3=x
It crosses the x axis at the point: (2/3,0)
User Joel Spolsky
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