Respuesta :

c=0,10 would be the best choice
In this question, you are given an equation with one variable which is c. Then, it will be possible to find out the c value. Assuming the equation is c^2 - 10c = 0 then the calculation should be:

c^2 - 10c = 0 
(c) (c - 10) = 0 
c=0, c=10