8s+9=7s+b

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Solution for 8s+9=7s+b equation:


Simplifying
8s + 9 = 7s + b

Reorder the terms:
9 + 8s = 7s + b

Reorder the terms:
9 + 8s = b + 7s

Solving
9 + 8s = b + 7s

Solving for variable 's'.

Move all terms containing s to the left, all other terms to the right.

Add '-7s' to each side of the equation.
9 + 8s + -7s = b + 7s + -7s

Combine like terms: 8s + -7s = 1s
9 + 1s = b + 7s + -7s

Combine like terms: 7s + -7s = 0
9 + 1s = b + 0
9 + 1s = b

Add '-9' to each side of the equation.
9 + -9 + 1s = -9 + b

Combine like terms: 9 + -9 = 0
0 + 1s = -9 + b
1s = -9 + b

Divide each side by '1'.
s = -9 + b

Simplifying
s = -9 + b

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