Answer: n = 63
Step-by-step explanation:
1260/20 = n/1
63/1 = n/1
n = 63
58 <span>≤ ($9 +<em> t</em> ) + ($21 + <em>t </em>)
so, n </span><span>≤ (<em />$58 + <em>t</em> ) + ($21 +<em> t</em> )</span>
Here is the work! The zeros of the graph are at -1 and 3
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