Seudónimo Seudónimo
  • 09-11-2016
  • Mathematics
contestada

two sets of the sum of a number and 8 are added to 5 times the same number and 13

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ampofoeugenia7
ampofoeugenia7 ampofoeugenia7
  • 09-11-2016
if the number is k then the expression is
2(k+8)+5k+13 or
2k+16+5k+13
7k+29

(k+8)(k+8)+5k+13

k²+8k+8k+16+5k+13
k²+21k+29
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AMeron
AMeron AMeron
  • 09-11-2016
2*n+8+5*13
does this help? say no if not good
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good job