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Dvinal [7]
3 years ago
14

Add x2 + 4 x2y -7xy +3 and x2y + x y + 9

Mathematics
1 answer:
dlinn [17]3 years ago
5 0

Answer:

<h2>x²+5x²y-6xy+12</h2>

Step-by-step explanation:

<h3>to understand this</h3><h3>you need to know about:</h3>
  • algebra
  • PEMDAS
<h3>given:</h3>
  • x²+4x²y-7xy+3+x²y+xy+9
<h3>let's solve:</h3>
  1. rewrite:x²+4x²y+x²y-7xy+xy+9+3
  2. combine like terms:x²+5x²y-6xy+12
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