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goblinko [34]
3 years ago
8

Olivia adds 67,828,215 and 8,679,682. She estimates that the sum is 75,000,000. Christina estimates that the sum is 77,000,000.

Which estimate is more reasonable? Explain.​
Mathematics
2 answers:
son4ous [18]3 years ago
6 0

Answer:

77,000,000 Christina

Step-by-step explanation:

67,828,215 rounded to nearest million is 68,000,000

8,679,682 rounded to nearest million is 9,000,000

68,000,000 + 9,000,000 is 77,000,000

so Christina was more reasonable

madam [21]3 years ago
5 0

Answer:

77 000 000

* Christina 's estimate is more reasonable

Step-by-step explanation:

67 828 215 + 8 679 682 = 76 507 897

when we round off it , 77 000 000 is the most suitable answer

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Domain and range of graph need ASAP
Lostsunrise [7]

Answer:

Domain: -6 \leq x \leq 3

Range: -3 \leq x \leq 6

Step-by-step explanation:

The domain is the set of real values which can be inputted into a function and produce a real output. In this case, the domain is the following: -6 \leq x \leq 3, because this is the set of real values for which the function will produce a real output.

The range is the set of real values which a function outputs when a value from the domain is entered into the function. This is the set of y-values that one can see on the graph, the possible y-values are in between (-3) and (6).

6 0
3 years ago
I have no idea how to do this, so if someone could at least do one of these I’ll be grateful <3
jenyasd209 [6]

Answer:

Answers are below!

Step-by-step explanation:

(2 + g) (8)

= (2 + g) (8)

Add a 8 after the 2, and flip.

= (2)(8) + (g)(8)

= 16 + 8g

= 8g + 16

= (4) (8 + -5g)

Add another 4, then flip.

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−7 (5-n)

= (−7) (5 + -n)

Add another 7, then flip.

= (−7) (5) + (-7) (-n)

= −35 + 7n

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Use the distributive property.

a (b + c) = ab + ac

a = 8

b = 2m

c = 1

= 8 × 2m + 8 × 1

Simplify, you get 16m + 8.

Use the distributive property.

a (b + c) = ab + ac

a = 6x

b = y

c = z

= 6xy - 6xz is the answer.

\mathrm{Apply\:the\:distributive\:law}:\quad \\\:a\left(b+c\right)=ab+ac

a=-3,\:b=2b,\:c=2a

=-3\cdot \:2b+\left(-3\right)\cdot \:2a

Apply minus plus rules.

=-3\cdot \:2b+\left(-3\right)\cdot \:2a

Multiply the numbers.

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3 years ago
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Serjik [45]

Answer:

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Step-by-step explanation:

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3 years ago
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leva [86]

Answer:

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Step-by-step explanation:

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marshall27 [118]

Answer:

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