Respuesta :

u/9 = 8/12 u = 6

Step 1: Cancel the common factor (4)

u = 2
—- —-
9 3


Step 2: multiply both sides by 9


9u 2 * 9
—- = ——-
9 3

Step 3: simplify

2 *9 = 18

18 ÷ 3 = 6

u = 6