sara1210
sara1210 sara1210
  • 08-03-2017
  • Mathematics
contestada

plzzzzzzzzzz helpppppppppppp i really need helppppppppppppp!

plzzzzzzzzzz helpppppppppppp i really need helppppppppppppp class=

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jabester jabester
  • 08-03-2017
Add up all the like terms and equal it to 720. Solve, the answer you get is x. Next subtract (x-20) and that's the answer.
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