Step-by-step explanation:
1) 2x+y + 5x –3 y = 7x –2y
2) x²– 5y + 2x²– 4y = 3x² – 9y
3) 3man +2p + 2 + –4mn –p –3
=> –mn +p –1
4) x²y³ +xy² +6 + 2x²y³– 8xy² –11
=> 3x²y³ –7 xy² – 5
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Verified answer
Step-by-step explanation:
1) 2x+y + 5x –3 y = 7x –2y
2) x²– 5y + 2x²– 4y = 3x² – 9y
3) 3man +2p + 2 + –4mn –p –3
=> –mn +p –1
4) x²y³ +xy² +6 + 2x²y³– 8xy² –11
=> 3x²y³ –7 xy² – 5