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Mathematics, 13.07.2020 17:01 lefthandeddolan

What is the value of x in the equation 4 x plus 8 y equals 40, when y equals 0.8? 4.6 8.4 10 12What is the value of a in the equation 3 a plus b equals 54, when b equals 9? 15 18 21 27What is the value of a in the equation 3 a plus b equals 54, when b equals 9? 15 18 21 27

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