Question

- De 7x3y4 restar -8x3y4

- De – ab restar – ab

- De 3a restar 2a – 5b

- Restar 3x + 2x – 5 De 5x – 3x – 4x

- Restar 8x + y De 8y – y

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Answer 1

Explicación paso a paso:

•(7x3y4)-(-8x3y4)

(7x3y4)+8x-3y-4

15x

•-ab-(-ab)

-ab+ab

0

•3a-(2a-5b)

3a-2a+5b

a+5b

•5x -3x -4x -(3x+2x-5)

5x -7x -5x +5

7x+5

•8y-y -(8x+y)

8y-y-8x+y

8y-8x