Question

plzz solve it fast
wrong and no answer will be reported ​

Answer 1

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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