help me on q 18 please I need this right I need q18 right please I need a smart person
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I is very much smart person.
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Step-by-step explanation:
50x² + 250 = 40x² + 350
If the charge the same amount then the polynomials they use to determine their prices be equal
10x² + 250 = 350
subtract 40x² on both side
10x² = 100
x² = 10
x = 3.2
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