Question

subtract. (9r + 8) - (2r + 5)

Explanation:

Step1: Distribute the negative sign

$(9r + 8)-2r - 5$

Step2: Combine like - terms for $r$ terms

$9r-2r+8 - 5$
$7r+8 - 5$

Step3: Combine constant terms

$7r+(8 - 5)$
$7r + 3$

Answer:

$7r+3$