Question

Qual a resposta!
16×+5-3=-2×-15

-×+40=4×

6(×+5)=×

5(y-9)-3=-18-y

10-6 (z-8)=9+z

12+2n=9(n-7)-2

Answer 1

16×+5-3=-2×-15
16× + 2× = -15 -5
18 × = 20
×=20
.....18

Answer 2

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