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Jlenok [28]
3 years ago
15

Solve the system of equations 5x + 2 y equals 12 5 x - 2 y equals 28

Mathematics
1 answer:
Lubov Fominskaja [6]3 years ago
4 0
Not sure its this is right but i got (4,-4)
Good luck
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The radius of circle A is 4 times greater than the radius of circle B. Which of the following statements is true?
Black_prince [1.1K]

Answer:

Correct answer: C.  Ca = 4 Cb

Step-by-step explanation:

Given: Ra = 4 Rb

Ca : Cb = ?

Using the following formula to calculate the circumference of a circle:

C = 2 R π

Cb = 2 Rb π

Ca = 2 Ra π = 2 ·( 4 · Rb) · π = 4 · (2 Rb π) = 4 · Cb

Ca = 4 · Cb

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3 years ago
What is the solution to the equation? sqrtx + 3 = 12 HINT: It's not C.
oksano4ka [1.4K]
B.) 81
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7 0
3 years ago
Select the correct answer from each drop-down menu.
sdas [7]

Answer:

see below

Step-by-step explanation:

12 banana muffins, 10 chocolate muffins, 6 blueberry muffins, and 7 vanilla muffins.

The total number of muffins is 35 muffins

P(vanilla) = number of vanilla/ total

               = 7/35

               = 1/5

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3 0
3 years ago
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seraphim [82]

Answer:

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Step-by-step explanation:

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3 0
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What ratio is equivalent to 4:5 A. 10/15 B. 4/10 C. 16/20 D. 15/8
laila [671]

The answer is C 16:20 because both numbers 4&5 are multiplied by four

8 0
3 years ago
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