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A. Evaluate using the given values.

1) If a=1, b=2, c=3, then 2a+b-c=

2) If x=4 and y= -2, then 4x+3y=.


B. Perform the indicated operation. Show your solution.

3) 3x + 10x=
4) 20x²y²+ 30x²y²=
5) What is the sum of 3x² - 11x + 12 and 18x²+ 20x - 100?
6) 10xy - 8xy=
7) 10x²y³- 10x³y²=
8) What is (12x³ - 5x² + 3x + 4) less than (15x³+ 10x + 4x² - 10)?​

Sagot :

Answer:

A.

1. 1

2. 10

B.

1. 7x

4. 50x[tex]x^{2}[/tex][tex]y^{2}[/tex]

5. 21[tex]x^{2}[/tex]+9x-88

6. 2xy

7.?

8. 3[tex]x^{3}[/tex]+9[tex]x^{2}[/tex]+7x-14

Step-by-step explanation:

sorry kung walang solution

           

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