Question

6) 9z-13 = 11 z +27​

Answer 1

Answer:

9z - 13 = 11z + 27

=> 9z - 11z = 27 + 13

=> -2z = 40

=> z = 40/-2

=> z = -40/2

=> z = -20

Answer 2

Answer:

• 9z-13=11z+27
• 9z-11z=13+27
• 20z=40
• z=40÷20
• z=20 ans

Step-by-step explanation:

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