Solve for s 4s-12=5s+15

4s-12=5s+15

Move all terms containing s to the left side of the equation.

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Subtract 5s from both sides of the equation.

4s-12-5s=15

Subtract 5s from 4s.

-s-12=15

Move all terms not containing s to the right side of the equation.

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Add 12 to both sides of the equation.

-s=15+12

Add 15 and 12.

-s=27

Multiply each term in -s=27 by -1

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Multiply each term in -s=27 by -1.

(-s)⋅-1=27⋅-1

Multiply (-s)⋅-1.

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Multiply -1 by -1.

1s=27⋅-1

Multiply s by 1.

s=27⋅-1

Multiply 27 by -1.

s=-27

Solve for s 4s-12=5s+15