combine like terms to simplify the expression: -5.55 - 8.55c + 4.35c

Explanation:

Step1: Identify like - terms

The like - terms are $-8.55c$ and $4.35c$.

Step2: Combine the $c$ terms

$-8.55c + 4.35c=(-8.55 + 4.35)c=-4.2c$.

Step3: Write the simplified expression

The original expression $-5.55-8.55c + 4.35c$ simplifies to $-5.55-4.2c$.

Answer:

$-5.55 - 4.2c$