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to get a B in math Alexandria pappas must average 80 on five test. scores on the first four test were 82, 76, 84, and 75. what is the lowest score that she can get on the las test and still get a B​

Respuesta :

83 is the lowest score that she can get
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Answer:

the lowest score that she can get on the las test and still get a B​ is 83

Step-by-step explanation:

x= score needed

(82+76+84+75+x) / 5 = 80

(317+x)/ 5 = 80

Cress multiplication

317 +x = 5 x 80

317 + x = 400

x = 83

317 + 83 = 400

400/5 = 80