alfaslayer69 alfaslayer69
  • 06-04-2018
  • Mathematics
contestada

NEED HELP NOW

add the to expressions 3.8b−7 and −2.9b+9
enter the answer in the box in simplified form

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lumnous
lumnous lumnous
  • 06-04-2018
The answer is 0.9b+2
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