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Vinvika [58]
3 years ago
15

How do you work out 86.7+6.2+47 ?

Mathematics
2 answers:
DiKsa [7]3 years ago
7 0

Answer:

20

Step-by-step explanation:

26

zalisa [80]3 years ago
5 0

Answer:

139.9

is what u get if u add all of them

Step-by-step explanation:

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In-s [12.5K]

Answer:

y=10

Step-by-step explanation:

you first add 10 to both sides

the bring down the -5y

thr divide it -50 with -5

6 0
3 years ago
Help this is my hw from like 2 months ago
madreJ [45]
The answer is y=1/2x+40
3 0
1 year ago
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PLEASE HELP
lubasha [3.4K]

Answer:

(a+b)^2+(a-b)^2=2(a^2+b^2)

expanding:

a² + 2ab + b² + a² -2ab + b² = 2a² + 2b²

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3 years ago
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A water skier is pulled behind a boat by a rope. The rope has a tension of 290 N and is at an angle of 33 degrees. What is the x
Yanka [14]
Answer this question by trigonometry.
Draw the rope at an angle of 33 degrees from the x axis.

You will find:
cosx = a/h
cos33 = a/290
a. = 243.21
4 0
3 years ago
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Translate this phrase into a mathematic expression: “A number less than 7”
horsena [70]

Answer:

7 - ?

Step-by-step explanation:

Write and expression like and you should have a right answer. Hope this helps and good luck :)

5 0
2 years ago
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