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stiv31 [10]
3 years ago
8

Choose the correct proportions.

Mathematics
1 answer:
Citrus2011 [14]3 years ago
4 0
The answer is A) 3:6 = 7:14
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The sum of two angles is 90°. The difference of twice the larger angle and the smaller angle is 105º. The system of linear equat
denpristay [2]

Answer:

  • x = 65, y = 25

Step-by-step explanation:

<u>Given system of linear equations:</u>

  • x + y = 90
  • 2x - y = 105

<u>Add up the equations to eliminate y:</u>

  • x + 2x = 90 + 105
  • 3x = 195
  • x = 65

<u>Find y:</u>

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Read 2 more answers
PLEASE HELP DUE IN 1 HOUR
Ahat [919]

Answer:

n=178/19

Step-by-step explanation:

Let me know if this helps

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2 years ago
Solve the equation.<br> 2/3b - 1/3b +12= 16
Elena-2011 [213]

Answer:

b=1/12 or just 12

Step-by-step explanation:

combine like terms

1/3b +12=16

subtract 12 on both sides

1/3b=4

divided both sides with 1/3

b= 12 or 1/12

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3 years ago
What is this number in standard form?
balandron [24]

Answer: y=5(x+15)2−26 5

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