Question

real numbers
using distribution and combining like terms to simplify: univariate
simplify.
$3(u + 3) - 5u$

Explanation:

Step1: Apply distributive property

$3(u+3) = 3u + 9$

Step2: Rewrite original expression

$3u + 9 - 5u$

Step3: Combine like terms

$(3u - 5u) + 9 = -2u + 9$ or $9 - 2u$

Answer:

$6 - 2u$