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Nataly [62]
2 years ago
14

What is the LCM of 20 and 40? 5 10 20 40

Mathematics
1 answer:
zepelin [54]2 years ago
4 0

Answer:

i think this is the answer

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Kevin needs to convert 620 millimeters per minute to meters per hour. Which conversion factors should he use?
Annette [7]
Try this option:
1 meter=1000 mm; 1 hour=60 min. From another side: 1 mm=0.001 m. and 1 min=1/60 h.
Using this rule:
620 mm/h=0.06*620 m/h=37.2 meters per hour.

answer: 0.06
7 0
3 years ago
If x - y=5, x + y = 59, and x > y, what is the value of xy?
nlexa [21]

Answer:

864

Step-by-step explanation:

∵X-Y=5    and.  

∵X+Y=59   add the two equations

∴2X=64

∴X=32 (substitute in any equation)

∴32 - Y=5

∴Y = 27

∴ So . X×Y=32 × 27=864

6 0
2 years ago
Read 2 more answers
Three times a number, decreased by 8, is the same as twice the number, increased by 15. Find
natima [27]
3x - 8 = 2x + 15
Add 8 to both sides
3x = 2x + 23
Subtract 2x from both sides
x = 23
3 0
3 years ago
Please help! THE QUESTION IS IN THE PIC!
Kruka [31]

Answer:

-11 x + 19 thus c.) is your answer

Step-by-step explanation:

Simplify the following:

-5 + 4 (6 - 2 x) - 3 x

4 (6 - 2 x) = 24 - 8 x:

-3 x + 24 - 8 x - 5

Add like terms. 24 - 5 = 19:

-3 x - 8 x + 19

-8 x - 3 x = -11 x:

Answer:  -11 x + 19

8 0
3 years ago
Read 2 more answers
..................help
almond37 [142]

Answer:

GG JUJUYTBNHYJKY7UJN HGJNGHGJBTRYDYJYHBGHTDFGBGF

Step-by-step explanation:

7 0
2 years ago
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