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WINSTONCH [101]
2 years ago
8

In the equation x+12=30 does x=16 explain your answer

Mathematics
1 answer:
denpristay [2]2 years ago
4 0
No x does NOT equal 16. you would substitute x for 16 which gives you 16+12. That equals 28 not 30. The correct answer is x=18
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Calculate the angles of a parallelogram if the sum of the three angles is 310°
Gennadij [26K]

9514 1404 393

Answer:

  adjacent angles are 50° and 130°

Step-by-step explanation:

The sum of all 4 angles in a parallelogram is 360°, so the fourth angle must be ...

  360° -310° = 50°

Adjacent angles are supplementary, so the other two angles must be ...

  180° -50° = 130°

The angles in the parallelogram are either 50° or 130°. Adjacent angles are different.

8 0
3 years ago
What is the expression in simplest radical form?<br><img src="https://tex.z-dn.net/?f=%285x%5E%7B4%7D%20y%5E%7B3%7D%29%5E%7B%5Cf
Vlad [161]

Use the formula a^(x/n) = (n)√a^x   (note it is a small n)

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Convert.

\sqrt{9{{(25x^{8})y^9 }}} is your answer

hope this helps

5 0
3 years ago
Read 2 more answers
Plz give me the write answer
irinina [24]
That's the right one
7 0
3 years ago
I don’t understand how to do this? please help
xenn [34]

Answer:

K = -72

Step-by-step explanation:

1. Get K/9 by itself to do so add 3 to both sides eliminating it on the left by turning the -11 into -8

2. Multiply by 9 on both sides eliminating the division of 9 on the left and turning -8 into -72 leaving the equation as K = -72

To eliminate a number you must do its opposite so the opposite of -3 is +3 so you +3 to both sides. And always start the equation by eliminating what is not connected to the variable in this case the 9 was connected to the variable as K/9.

8 0
3 years ago
If the ratio of circles to triangles you will only need to write ratios in one form of your choice
harina [27]

Answer:

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Step-by-step explanation:

4 0
3 years ago
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