Author Lezeira in Mathematics, 07.22.2018

4a + 3 - 9 = -7 + 2 + a

Answered by vivindalka

4a + 3 - 9 = -7 + 2 + a4a - 6 = -5 + a4a - a = -5 + 63a = 1 / : 3a = 1/3

Answered by tomek1172

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