13 bracket Z - 4 (close - 3) Z - 9 (close - 5) that + bracket close is equal to zero
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Answer:
z = 9
Step-by-step explanation:
13 (z - 4) - 3 (z - 9) - 5 (z + 4) = 0
13z - 52 - 3z + 27 - 5z - 20 = 0
13z - 3z - 5z - 52 + 27 - 20 = 0
13z - 8z - 72 + 27 = 0
5z - 45 = 0
5z = 0 + 45
5z = 45
z = 45/5
z = 9
I hope this is helpful to you............
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