Question

9=(2x-7)
7=(2x-5)
Cuanto vale x?
Cual es la fraccion equivalente?

Answer 1

Resolver.

9 = 2x - 7
9 + 7 = 2x
16 = 2x
16/2 = x
8 = x
x = 8



7 = 2x - 5
7 + 5 = 2x
12 = 2x
12/2 = x
6 = x
x = 6