Math, asked by yawsonbismark99, 1 month ago

Algebraic expression find the sum of 11 and 9

Answers

Answered by shaniaugustine8
0

Answer:

20

Step-by-step explanation:

  • (+a) + (+b) or a+b
  • = ans. is a positive no. or no sign
  • 11+ 9
  • 20
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