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2 August, 08:53

Solve the following proble

1. 3a + 1 = a + 9

+2
Answers (1)
  1. 2 August, 09:12
    0
    a=4

    Step-by-step explanation:

    3a+1=a+9

    subtract a from both sides

    2a+1=9

    subtract 1 from both sides

    2a=8

    divide both sides by 2

    a=4
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