Prerequisite Skills VOCABULARY CHECK Copy and complete the statement. ANSWER 8 5 3x, 7x 1. In the expression 3x x, and are like terms. ?? 2. The reciprocal of is. 5 8 ?
Prerequisite Skills SKILLS CHECK Simplify the expression. 3. 5x – (6 – x) 4. 3(x – 9) – (x + 2) 6. x(7 + x) + 9x 2 ANSWER 6x – 6 ANSWER 3x – 43 ANSWER 4x + 31 ANSWER 10x 2 + 7x
Prerequisite Skills Write the percent as a decimal % 8. 99% % % ANSWER 0.54 ANSWER 0.99 ANSWER ANSWER 1.5 SKILLS CHECK
Prerequisite Skills Find the perimeter of the rectangle. ANSWER 46 ft ANSWER 68 cm ANSWER 30 in SKILLS CHECK