A roller coaster begins at 90 feet above ground level. Then it descends 105 feet. Find the height of the coaster after the first
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Answer:
<h2>x = -4</h2>Step-by-step explanation:
<em>Look a the picture</em>.
Draw the horizontal line <em>y = 2</em>.
Common point: (-4, 2).
Conclusion: f(x) = 2 → x = -4
