To solve the equation \( 10x + 13 = -12 \), we can follow the given steps.
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Start with the original equation: \[ 10x + 13 = -12 \]
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Subtract 13 from both sides: \[ 10x = -12 - 13 \] This simplifies to: \[ 10x = -25 \]
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Now, divide both sides by 10: \[ x = \frac{-25}{10} \] This simplifies to: \[ x = -2.5 \]
So the completed solution is:
- \( 10x = -25 \) (result after subtracting 13 from both sides)
- \( x = -2.5 \) (result after dividing both sides by 10)