Question

15/a (3) -9 = 0
necesito la equivalencia de a
ayuda plis​

Answer 1

15 / a (3) - 9 = 0

15 • (3) / a - 9 = 0

45 / a - 9 = 0

45 / a = 9

45 = 9a

9a = 45

a = 45 / 9

a = 5


Comprobación

15 / 5 (3) - 9 = 0

3(3) - 9 = 0

9 - 9 = 0

0 = 0