Question

People I need help plz

Answer 1

14. 12x + 2y

16. -2x - 4y

18. -8x + 10y

Explanation:

Don't stress it.

All you need to do is add the x's with the x's and add the y's with the y's.

The same applies with subtraction.

Note:

positive + positive = positive

negative - negative = negative

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Answer 2

14: 12x+2y; 16:do not know; 18:10y-8x

16:

7x-2y

5x+4y

_____

12x+2y

18:

8y-7x

+2y-x

10y-8x