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Mathematics, 17.07.2019 13:00 janaiartia
The work of a student to solve the equation 3(3x -4) = 8 + 2x +5 is shown below: step 1: 3(3x -4) = 8 + 2x +5 step 2: 6x - 7 = 13 +2x step 3: 6x -2x = 13 + 7 step 4: 4x = 20 step 5: x = 5 in which step did the student first make an error and what is the correct step?
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The work of a student to solve the equation 3(3x -4) = 8 + 2x +5 is shown below: step 1: 3(3x -4)...
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