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Verdich [7]
3 years ago
15

Estimate the sum of 279 and 217

Mathematics
1 answer:
Shalnov [3]3 years ago
6 0
280 + 220 = 500 is the answer
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12-5x-4kx=y solve for x
Lana71 [14]
Hi there!

12 - 5x - 4kx = y

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Factor out variable x 

x(-4k-5)=y-12

x = (y+12)/(4k+5)
3 0
3 years ago
Li rolls a number cube labeled 1 to 6 a total of 24 times. How many times can she expect to roll a 1
scoundrel [369]

Li can expect to roll a one 4 times.

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8 0
3 years ago
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Here is a set of data:1300, 18, 25, 19, -7, 24. which observation is the outlier
devlian [24]
An outlier is a point which falls more that 1.5 times the interquartile  range above the thrid quartile or below the first quartile. It is basically the point which is abnormally off the limit within which other points are within. Given our data points:
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8 0
3 years ago
What value is added to both sides of the equation x2 − 8x = −10 in order to solve by completing the square? −8 16 −4 4?
ivanzaharov [21]
X^2 - 8x = -10 .....u would add 16 to both sides
x^2 - 8x + 16 = -10 + 16

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7 0
4 years ago
Please help!!!! For each sum or product, determine whether the result is a rational number or an irrational number. Then choose
fgiga [73]

Answer:

A) irrational because the sum or rational and irrational is always irrational

B) rational the sum of two rationals is always rational

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D) irrational because the product is sometimes rational but sometimes not

Step-by-step explanation:

5 0
2 years ago
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