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ladessa [460]
4 years ago
8

Could you help me with these?

Mathematics
1 answer:
Sati [7]4 years ago
8 0

Step-by-step explanation:

Molly should have multiplied three first so that it would have been

x + 6 + 3x + 12

4x + 18

Dylan did not add x to 5x

it should have been

6x - 12

Jose did not multiply 7 and -5

it should have been

x + 3 + 7x - 35

8x - 32

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This is my question... please help!​
laila [671]

Answer:

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3 years ago
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ELEN [110]

Answer:

Colin's mean score = 17.10

The new mean is 18.00

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Given scores: 31, 10, 26, 16, 28, 31, 9, 11, 8, 1

number of terms: 10

mean is calculated by given formula = sum of all the data set/ number of terms in the data set.

mean for the 10 scores = (31+ 10+ 26+ 16+ 28+ 31+ 9+ 11+ 8+ 1 )/10

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Colin's mean score = 17.10

____________________________________________

runs scored by Colin in 11th match = 27

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