Question

subtract.
(-9c + 2) - (-7c - 9)

Explanation:

Step1: Distribute the negative sign

$(-9c + 2) + 7c + 9$

Step2: Combine like terms for $c$

$-9c + 7c = -2c$

Step3: Combine constant terms

$2 + 9 = 11$

Step4: Combine results

$-2c + 11$

Answer:

$-2c + 11$