Question

(2z-1)/4=(3z+3)/5 помогите решить пож.

Answer 1

4(3z+3)=5(2z-1)
12z+12=10z-5
2z=-17
z=-8.5

Answer 2

4(3z+3)=5(2z-1)
12z+12=10z-5
2z=-17
z=-8.5

Answer 3

10z-5=12z+12
10z-12z=5+12
-2z=17
z=17:(-2)
z=-8,5