Question

3(5z-7)-2(9z-11)=4(8z-13)-17​

Answer 1

Answer:

z= 2

Step-by-step explanation:

open the brackets first.

15z - 21 - 18z + 22 = 32z - 52 -17

=> 1 - 3z = 32z - 69

=> 35z = 70

=> z = 2

Answer 2

Step-by-step explanation:

• -3z+1=32-69
• z=70/35=2

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