Question

please answer
if you want you can do only one question​

Answer 1

Answer:

(i) x=4

(ii)y=7

(iii)x=5

(iv)z=9

Answer 2

Answer:

I)x+5=9

x=9-5=4

2)y-12=(-5)

y=7

3)3x+4=19

3×5+4=19

4)9z=81

z=9÷81=9

Step-by-step explanation:

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