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Wittaler [7]
3 years ago
5

Brett earned scores of 74, 90, and 84 on his first three quizzes this term. What score

Mathematics
2 answers:
zloy xaker [14]3 years ago
7 0

Answer:

92

Step-by-step explanation:

(74 + 90 + 84 + 92) / 4 = 85

kozerog [31]3 years ago
4 0

Answer:

x ≥ 92

Step-by-step explanation:

let 'x' = necessary score

(74 + 90 + 84 + x) / 4 ≥ 85

(248 + x) / 4 ≥ 85

cross-multiply:

248 + x ≥ 340

x ≥ 92

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Answer:

Step-by-step explanation:

here you go mate

step 1

x + 7 < 9  equation

step 2

x + 7 < 9  subtract -7

x+7(-7)<9(-7)

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3 0
3 years ago
6x+2y=<br> −10 <br> slope int form
valentinak56 [21]

Answer:

y = -3x -5

Step-by-step explanation:

Slope intercept form is

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7 0
2 years ago
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Dwayne scored 55 points in the last basketball game, which is 10 points more than his previous personal best. Lebron scored 15 p
spin [16.1K]

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Step-by-step explanation:

Since we have given that

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Number of points in the last basket ball game = 55 points

According to question, we get that

d+10=55\\\\d=55-10\\\\d=45

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c+15=45\\\\c=45-15\\\\c=30

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Hence, a) 30, b) 120

5 0
3 years ago
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vova2212 [387]

Answer:

Step-by-step explanation:

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3 years ago
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