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Semmy [17]
3 years ago
12

Light can travel 1,339,200,000 miles in two hours. What is the speed of light in miles per hour?

Mathematics
1 answer:
Margarita [4]3 years ago
4 0

Answer:

670 616 629 miles per hour?

Step-by-step explanation:

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How to determine if an equation is linear or not?
AlladinOne [14]
If it's linear, it will follow the format:

y = mx + b

m is the slope, and b is the y intercept.
5 0
3 years ago
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The perimeter of a room is pm and height hm write the formula to calculate the area of four walls​
Arisa [49]

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Volume of Cube = length cube

Total surface area=2(lb+lh+bh)

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I think it will help you.

8 0
2 years ago
Divisibility rules for 6 7 8 9 with examples
stiks02 [169]

6: The integer must end in either a 0, 2, 4, 6, or 8, and the sum of its digits is divisible by 3. (Example. 24. Ends in a 4, and sum of digits (2+4 = 6) is divisible by 3)

7: To determine if the number 672 is divisible by 7, start by multiplying the last digit by 2, which in this case results in 4. Subtracting this from the rest of the number, 67 minus 4, yields 63. Since 63 can be divided by 7 evenly to result in 9, it is simple to conclude that 672 is divisible by 7.

8: A number is divisible by 8 if the number formed by its last three digits is divisible by 8. 3240 is divisible by 8, because 240 is divisible by 8. 3145 is not divisible by 8, because 145 is not divisible by 8.

9: This is similar to the rule for 3. A number is divisible by 9 if the sum of its digits is divisible by 9. 7065 is divisible by 9, because 7 + 0 + 6 + 5 = 18 which is divisible by 9. 3045 is therefore not divisible by 9, because 12 is not divisible by 9.

4 0
3 years ago
Is 2(5m-4)-3(m-5)^2 equivalent to -3m^2+40m-83? Show your work.
ivann1987 [24]

\\ \sf\longmapsto 2(5m-4)-3(m-5)^2

\\ \sf\longmapsto 10m-8-3(m^2-10m+5^2)

\\ \sf\longmapsto 10m-8-3(m^2-10m+25)

\\ \sf\longmapsto 10m-8-3m^2+30m-75

\\ \sf\longmapsto -3m^2+30m+10m-75-8

\\ \sf\longmapsto -3m^2+40m-83

4 0
3 years ago
Find the difference (4ab-9a-8)-(7ab-1)
OLga [1]
(4ab - 9a - 8) - (7ab - 1)
distribute (multiply) the negative through the parenthesis
<span>(4ab - 9a - 8) - 7ab + 1
No need for other parenthesis because nothing in front or to combine inside. </span>
<span>4ab - 9a - 8 - 7ab + 1 </span>
Combine like terms
- 3ab - 9a - 7


7 0
4 years ago
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