Miraculous78
Miraculous78 Miraculous78
  • 24-03-2018
  • Mathematics
contestada

Write an expression that is equivalent to z+z+z+z.

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saltlife5462
saltlife5462 saltlife5462
  • 24-03-2018
A+a+a+a is an answer
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K245 K245
  • 24-03-2018
multiplication is repeated addition, so z+z+z+z= 4z
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