Answer:
S = -3
Explanation:
8s+9=7s+6
-9 -9
8s =7s -3
-7s -7s
1s = -3
s = -3
8s + 9 = 7s + 6
Subtract 7s from each side
8s-7s + 9 = 7s-7s + 6
s+9 = 6
Subtract 9 from each side
s + 9-9 = 6-9
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