Answer
It would take 2 months
Work Step by Step
50 + 65x = 90 + 45x
50 + 65x - 45x = 90 + 45x - 45x
50 + 20x = 90
50 + 20x - 50 = 90 - 50
20x = 40
20x÷ 20 = 40 ÷ 20
x = 2
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