-5²+8×-5+2 please!!! i need it
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Answer:
97
Step-by-step explanation:
It is given that a figure skater needs a total score of at least 90 to move on to the next round.
The first three judges’ scores were 83, 88, and 92.
Let x be the score given by fourth judge.
Formula for average:
where, n is the number of observations.
Average of four judges is
Average score must be at least 90.
Multiply both sides by 4.
Subtract both sides by 263.
Therefore, the minimum score the fourth judge could have given is 97.