Name Date Class LESSON ] Practice C 1-4 Simplifying Algebraic Expressions Complete the table. Circle which expressions are equivalent for the given values of x. X ( x - 9) x2 - 81 x - 18x + 81 -2 121 - 77 121 -1 100 - 80 160 - 80 4:4 2 49 -77 49 Write and simplify an expression for the perimeter of each figure. 2. 3. a" + b * + 4 a + 4b 2x 2 - 7 x + 10 a2 + b x2 - 5 a + 4b 3 X 2 yaz + 89 + 3 4b Solve. 4. An Internet search engine company charges fees for advertising links. There is a $5 fee to set up an account and a set charge each time someone clicks on the link. a. Tony set up an account with a search engine company. The set charge is $0.75 per click. Write an expression for the amount Tony will pay for setup and c clicks. S+ 6. 7 5 c b. After a month, Tony noticed he wasn't getting many buyers at his website. He chose an increased rate of $1.25 per click. Write an expression for the amount Tony will pay for setup, c clicks at $0.75 per click, and d clicks at $1.25 per click. S+ 0 . 7. 5 9 # 1. 251 c. Find Tony's cost if he got 50 clicks in the first month and 85 clicks in the second month. 1 148. 75 ght @ by Holt, Rinehart and Winston. s reserved. 29 Holt Algeb