Question 1176274
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abx^2 = (1-ax)*(2-bx)   ---------->


abx^2 = 2 - 2ax - bx + abx^2


Cancel abx^2 in both sides and continue simplifying


0 = 2 - 2ax - bx


2ax + bx = 2


x*(2a + b) = 2


x = {{{2/(2a+b)}}}.      <U>ANSWER</U>
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Solved and completed.