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shygirl93
Lv 7
shygirl93 asked in Science & MathematicsMathematics · 9 years ago

How do I solve using the addition and multiplication principles?

4-9b<3b+16

1 Answer

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  • plays_poorly...
    Lv 7
    9 years ago
    Favorite Answer

    How do I solve using the addition and multiplication principles?

    4-9b<3b+16

    ---------------------------------------------------

    subtract 4 from both sides

    -9b < 3b +12

    subtract 3b from both sides

    -12b < 12

    divide by -12, which flips the inequality

    b > -1

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