RhiyuHernandezidn
Answered

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1. 12x – 18x
2. -5x3 -6x3
3. 2x - 3y
4. 10xy - XY
5. -7x2y2 - 2x2y2
6. 9x3 - 2x3
7. (6x - 3y) - (4x - y)
8. -23x - 7X
9.3xy - 6xy
10. 8x - 20x - 14x​

Sagot :

IseahMonsteridn

Answers:

1. 12x – 18x

[tex] \: \: \: 12x \\ – \: 18x \\ –––––––– \\ \: - 6x[/tex]

2. -5x3 -6x3

[tex]\: \: - 5x {}^{3} \\ \: \: - 6x {}^{3} \\ –––––––– \\ \: - 11x {}^{3} [/tex]

3. 2x - 3y

[tex]2x \\ – \: \: \: \: \: \: \: \: \: \: 3y \\ –––––––– \\ \: 2x - 3y[/tex]

4. 10xy - XY

[tex]\: \: \: 10xy \\ – \: \: \: \: \: xy \\ –––––––– \\ \: \: \: \: \: 9xy[/tex]

5. -7x2y2 - 2x2y2

[tex]\: \: \: - 7x {}^{2} y {}^{2} \\ \: \: \: - 2x {}^{2} y {}^{2} \\ –––––––– \\ \: \: \: - 9x {}^{2} y {}^{2} [/tex]

6. 9x3 - 2x3

[tex]\: \: \: 9x {}^{3} \\ – \: 2x {}^{3} \\ –––––––– \\ \: \: \: 7x {}^{ 3} [/tex]

7. (6x - 3y) - (4x - y)

[tex]\: \: \: \: \: 6x - 3y \\ – \: ( 4x - y )\\ –––––––– \\ \: 2x - 2y[/tex]

8. -23x - 7X

[tex]\: \: \: - 23x \\ \: \: \: \: \: - 7x \\ –––––––– \\ \: \: \: -29x[/tex]

9. 3xy - 6xy

[tex]\: \: \: 3xy \\ – \: 6xy \\ –––––––– \\ \: - 3xy[/tex]

10. 8x - 20x - 14x

[tex]\: \: \: \: 8x \\ – \: 20x \\ - 14x \\ –––––––– \\ \: -26x[/tex]

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