Question

3(5z-7)-2(9z-11)=4(8z-13)-17​

Answer 1

Answer:

2

Step-by-step explanation:

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=70

=>z=70/35

:. z=2