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31 October, 23:09

Solve m+9=2

m=_

Which statement shows the correct justification for the step used to solve the equation?

Add 2 to each side.

Add 9 to each side.

Subtract 2 from each side.

Subtract 9 from each side.

+3
Answers (2)
  1. 31 October, 23:13
    0
    Answer:-7

    Step-by-step explanation:

    Move the 9 to the other side to collect like terms. It will change to - 9 once it crosses the equal to sign. So it'll be 2-9=7
  2. 31 October, 23:15
    0
    subtract 9 from each side

    Step-by-step explanation:

    The reason why,

    m+9=2

    -9 - 9

    m=-7
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