Question 217098
2x-4 = x-1,,,,,,,add  4  to  both  sides
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2x-4+4 = x-1+4
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2x=x+3,,,,,,now, substract  x  both  sides
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2x-x = x+3-x
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x=3,,,,,answer
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check
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2x-4 = x-1,,,,subst x=3
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2(3)-4 = (3)-1
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2=2,,,,,,ok
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