zoyya69
contestada

Solve for s.



2/3s + 5/6s=21



Enter the answer, as a whole number or as a fraction in simplest form, in the box.

s =

Respuesta :

Answer:

s = 14

Step-by-step explanation:

2/3s + 5/6s = 21

3/2s = 21

s = 21/1.5

s = 14