plzz solve it fast
wrong and no answer will be reported
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Answer:
(i) y=90
(ii) z=160
Step-by-step explanation:
(i) 100+80+90+y=360
270+y=360
y=360-270
y=90
(ii) 40+40+z+z+z+z=720
80+4z=720
4z=720-80
4z=640
z=640/4
z=160
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