Question

(Ax9)x2:6=13
Cu rezolvare pls

Answer 1

$a \times 9 \times 2 = 13 \times 6 \\ a \times 9 \times 2 = 78 \\ a \times 9 = 78 \div 2 \\ a \times 9 = 39 \\ a = 39 \div 9 \\ a = 4.(3)$