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5 May, 01:48

What is 1.8r+9=-5.7r-6

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Answers (2)
  1. 5 May, 01:54
    0
    You could do:

    1 subtract 9 on both sides of the equation, 1.8r=-5.7r-15

    2 then add 5.7r on both sides as well, 7.5r=15

    3 divide 7.5 on each side, r=2.
  2. 5 May, 02:18
    0
    Add 6 to booth sides.

    1.8r+15=5.7r

    Subtract 1.8 from both sides

    15=3.9r

    Divide 15 by 3.9

    3.8=r
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