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Carlos has scored 83, 65, and 94 on his previous three tests. What score does he need on his next test so that his average (mean) is 82?
PLS HELP ME SOMEONE 32 POINTS AND PLS NO USELESS LINKS

Carlos has scored 83 65 and 94 on his previous three tests What score does he need on his next test so that his average mean is 82 PLS HELP ME SOMEONE 32 POINTS class=

Respuesta :

mhanifa

Answer:

  • Carlos need to score 95

Step-by-step explanation:

Let the score is x. The average is:

  • (83 + 56 + 94 + x)/4 = 82
  • x + 233 = 4*82
  • x = 328 - 233
  • x = 95

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