Question

Numarul x pentru care x+1supra 6=6supra9

REPEDE VA ROG

Answer 1

Răspuns:

$\frac{x+1}{6} = \frac{6}{9} \\ \frac{6}{9} =\frac{2}{3}\\\frac{x+1}{6} = \frac{2}{3}\\x + 1 = \frac{2 * 6}{3} = 2 * 2 = 4\\x + 1 = 4\\x = 3$