Identify Like Terms: Identify like terms in the expression −9+−7g+4g. Like terms are terms that contain the same variable raised to the same power. In this case, −7g and 4g are like terms.
Combine Like Terms: Combine the like terms −7g and 4g. To combine like terms, add their coefficients: −7+4=−3. So, −7g+4g simplifies to −3g.
Rewrite Expression: Rewrite the expression with the combined like terms.The original expression −9+−7g+4g becomes −9+−3g (or simply −9−3g).
Check for Further Simplification: Check for any other like terms and simplify further if possible.There are no other like terms to combine, so the expression is now fully simplified.
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