Let a = 1, b = -2, c = 3, x = -1, y = 2 z = 0
Algebraic Expression
Value
1. 3 – 4xy + 7z2

2. abc + 5

3. a4 – 2b + c

4. 5x5 + 3x3 – x

5. 5x3y + xyz


Evaluate the algebraic expressions







Perform the indicated operations.
Let a = 1, b = -2, c = 3, x = -1, y = 2 z = 0
Algebraic Expression
Value
1. 3 – 4xy + 7z2

2. abc + 5

3. a4 – 2b + c

4. 5x5 + 3x3 – x

5. 5x3y + xyz


6) 3x + 7 8) -8x + 15y 10) 4a2 – 2b + c
5x + 2 5y – 12y -9a2 + 5b + 3c

7) 2x2 – 4x – 10 9) 8x + 4 11) 4x2 – 5x - 10
3x2 + 2x – 15 5x + 2 7x2 + 5x – 8

Analyze and solve. Show your solution. (2points each including the solution)
12. What should be added to 4x3 + 2x – 5 to have a sum of x3 – 3x + 2?




13. Take away 5x – 3 from the sum of -6x + 2 and x + 3




14. Find the perimeter of a rectangle if the length is 8y + 6 and the width is -2y +12. (3points)





15. The sum of two polynomials is 4x2 – 15x + 10. If one of them is 2x + 12, find the other polynomial.