SOLUTION: what is the value of z? -3z+9(z+2)-4=18

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Question 802516: what is the value of z? -3z+9(z+2)-4=18
Answer by mananth(16946) About Me  (Show Source):
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-3z+9(z+2)-4=18
-3z+9z+18-4=18
6z+14=18
-14
6z+14-14=18-14
6z=4
/6
z=4/6 =2/3