Combining Like Terms
Defn In an expression , terms are separated by
signs . (Provide examples)
Like terms are terms that have identical variable parts and exponents. (Provide examples)
Ex 1 Combine like terms .
Ex 2 Simplify . Use the distributive property; then combine like terms.
Ex 3 A triangle has sides of length
feet, and feet. Each side is doubled in
length. What is the perimeter of the new enlarged triangle?