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hammer [34]
3 years ago
15

Solve for x. The triangles in each pair are similar

Mathematics
1 answer:
liubo4ka [24]3 years ago
3 0
9x +1= 0
9x/9 +1-1=0
X= 9-1
X= 8
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Maria found the least common multiple of 6 and 15. Her work is shown below. Multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 6
sineoko [7]
She totally missed seeing the number 30, as 15 x 2 is 30 and 6 x 5 is 30. 30 is her LCM
4 0
3 years ago
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How many times greater. Is the value of 8 in 18,272 than the value of 8 in 17,282
PIT_PIT [208]

1,8272 --- 8,000

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3 years ago
A bag contains white,blue and red balls ratio8:3:2 and there are 10 red balls,if 10 white balls and 10 blue balls are removed fr
dmitriy555 [2]

Answer:

New ratio ( white,blue and red) = 6:1:2

Step-by-step explanation:

Given:

Old ratio ( white,blue and red) = 8:3:2

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Find:

New ratio ( white,blue and red)

Computation:

Assume total number of balls = x

So,

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Number of blue balls = 15

So,

Number of new white balls = 40 - 10 = 30

Number of new blue balls = 15 - 10 = 5

New ratio ( white,blue and red) = 30 : 5 : 10

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5 0
3 years ago
Factor the polynomial completely. 4x3 – 12x2 7x – 21 4x2(x – 3) 7(x – 3) Which is the completely factored polynomial? 4x2(x 4) 3
bixtya [17]

Answer:

  (d)  (4x² +7)(x -3)

Step-by-step explanation:

This polynomial can be factored by factoring pairs of terms.

  = (4x³ -12x²) +(7x -21)

  = 4x²(x -3) +7(x -3)

  = (4x² +7)(x -3)

__

<em>Additional comment</em>

The answer choices suggest we're not interested in irrational or complex factors. The quadratic (4x² +7) could be factored into linear terms involving irrational complex numbers. The form for "difference of squares" would be used for the purpose.

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A record players original price was $235. It was sold at 15%. what is the sale price?
shusha [124]
The sale price is 35.25 dollars
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4 years ago
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