2 years ago

The mean of 25 test scores was calculated as 81. But, it turned out that one of the scores was misread

1 answer:

3 0

The correct answer is 82, because if you multiply 81 by 25 you get 2,025, you then subtract 72, add 97, and divide it all by 25

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asambeis [7]

Let the number = x
x/2 + 12 = 46
x/2 = 46 - 12
x/2 = 34
x = 34 * 2
x = 68

So, your final answer is 68

Hope this helps!

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3 years ago

Anit [1.1K]

The answer would be 4*|-2|

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3 years ago

Masteriza [31]

$q=-12,\ \dfrac{p}{q}=-3\\\\\text{therefore}\\\\\dfrac{p}{-12}=-3\qquad\text{multiply both sides by (-12)}\\\\\boxed{p=36}$

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3 years ago

lions [1.4K]

Answer:

Step-by-step explanation:

y>x+1

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3 years ago

natulia [17]

Answer:

x^3-8

Step-by-step explanation:

x^3+2x^2+4x + -2x^2-4x-8

+2x^2 and -2x^2 cancel out

+4x and -4x cancel out

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3 years ago