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Brilliant_brown [7]
3 years ago
11

Ella’s test grades in her history class are 89, 94, 82, 84, and 98. What score must Ella make on her next test to have a mean te

st score of 90?
Mathematics
2 answers:
const2013 [10]3 years ago
8 0
Ella must make a 93 to create a classroom mean test score of 90


lions [1.4K]3 years ago
8 0

Answer:

93

Step-by-step explanation:

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3 years ago
(x+3)(x+4)=(x+1)(x+2)
ValentinkaMS [17]

Answer:

x = -5/2

Step-by-step explanation:

8 0
3 years ago
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3. What is the 9th term in the following sequence? 11, 17, 23, 29, . . . (1 point) 47 53 59 65
KatRina [158]
Since the common difference is 6, we can assume that the sequence is arithmetic, with rule
T(n)=6n+5  where T(1)=11
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5 0
3 years ago
How can I this math equation -5 -x =-8
Liula [17]

Answer: x = 3

Step-by-step explanation:

-5 -x = -8

-× = -8 + 5

-x = -3

x = 3

6 0
2 years ago
Whats is 0.000001 written as a power of ten
siniylev [52]
You need to move the decimal point to be at 1.

Since this is a decimal, the power will be negative.

I had to move the decimal 6 places.

So,

1^-6

I hope this helps!
~kaikers

8 0
2 years ago
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