Q.7 From the sum of 3x-y+11 and -y-11, subtract 3x-y-11
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Answered by
0
Answer:
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Answered by
3
Answer:
-2y-11
Step-by-step explanation:
3x-y+11+(-y-11)
3x-y+11-y-11
3x-2y
3x-2y-(3x-y-11)
3x-2y-3x+y+11
-2y+y+11
-1y+11
-y+11
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