Answer:
x = 4.72
Explanation:
2000 = 150 + 225(3.50 + x)
2000 = 150 + 787.5 + 225X
2000 = 937.5 + 225x
2000-937.5 = 225x
1062.5 = 225x
1062.5/225 = 225x/225
4.72 = x
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