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mdearden07

  • 3 years ago

I was wondering if someone could help me and see if I did this math problem right cuz I am doing online math and I wanted to see if I did this is right and to make sure I understand it becuase I have a final comen up next week. -4 (7r + 10) + 9(6r +6) = -4*7r = -28r - 40 + 9*6r =54r + 54 = -28r – 40 + 54r + 54 = 82r = 94 = r = 1.14

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  1. mdearden07
    • 3 years ago
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    plz can someone check my work and see if i did it right

  2. slaaibak
    • 3 years ago
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    what's the question? if it's to simplify: -4 (7r + 10) + 9(6r +6) then the answer is: -28r - 40 + 54r + 54 which simplifies to: 26r + 14

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