People I need help plz
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Answer:
14. 12x + 2y
16. -2x - 4y
18. -8x + 10y
Step-by-step explanation:
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:
14: 12x+2y; 16:do not know; 18:10y-8x
16:
7x-2y
5x+4y
_____
12x+2y
18:
8y-7x
+2y-x
10y-8x