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algebra 1

posted by on .

solve this one step by step : 7a-b=15a, for a

  • algebra 1 - ,

    Betty or Evelyn -- please use the same name for your posts.

    I showed you how to do your other problems. Now it's your turn.

    I'll be glad to check your answer.

  • algebra 1 - ,

    7a-b=15a/
    15a-15a=b-15a/
    7/7a=15-b/7
    7=a

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