Mathematics, 08.09.2020 16:01, LillySchool6529

21x + 14 = 7(3x + a) In the equation above, a is a constant. For what value of a does the equation have an infinite number of solutions? If a + b = 6 and a - b = 4, What is the value of 2a + 3b?

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21x + 14 = 7(3x + a) In the equation above, a is a constant. For what value of a does the equation h...