Question

4 задание, пролшу вас

Answer 1

$\displaystyle \frac{(12a - 48)(a - 17)}{6a - 24} = 62 \\ \frac{2 \cdot(6a - 24)(a - 17)}{6a - 24} = 62 \\ 2 \cdot(a - 17) = 62 \: \: \: | \div 2 \\ a - 17 = 31 \\ a = 31 + 17 \\ \boxed{a = 48}$