<span>A) x+y+z=23
B) y+z=14
C) z=9
Since z = 9 then
A) x + y = 14
B) y = 5
A) </span><span><span>x + y+ z=23</span>
A) x + 5 + 9 = 23
A) x = 9
</span>
Answer:81.64
Step-by-step explanation:13x2=26 26x3.14=81.64
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