Question

3(5z-7)-2(9z-11)=4(8z-13)-17 solve ​

Answer 1

3(5z-7)-2(9z-11)=4(8z-13)-17
15z-21-18z+22=32z-52-17
15z-18z-32z=-52-17+21-22
-35z=-52+4-22
-35z=-48-22
-35z=-70
z=-70/-35
z=2

Answer 2

15z-21-18z+22=32z-32-17

-3z+1=32z-49

-3z-32z=-49-1

-35z=-50

z=-50/-35

z=10/7