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Mathematics, 02.09.2019 16:30 amahar4000

9x+18+3x=1
9x+18= -2
9x= -20
x= - 20/9
find the error in the solution and then solve correctly

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9x+18+3x=1
9x+18= -2
9x= -20
x= - 20/9
find the error in the solution and...
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