Question

please answer it correctly and step by step​​

Answer 1

$diagonal \: db \\ 3b + 2 = 5b - 12 \\ 3b - 5b = (-12) - 2 \\ 2b = - 14\\ b = - 14\div 2 = - 7\\ \\ diagonal \: ac \\ 2a + 8 = 8a - 16 \\ 2a - 8a = ( - 16) - 8 \\ -6a = - 8 \\ a = ( - 8) + 6 \\ a = - 2$

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