Mathematics, 01.07.2019 07:30, Science2019

Which ordered pair in the form (a, b) is a solution of this equation? 3a – 4b = 21 a. (–2, –3) b. (0, 7) c. (–3, –2) d. (7, 0)

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Which ordered pair in the form (a, b) is a solution of this equation? 3a – 4b = 21 a. (–2, –3) b....