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kumpel [21]
3 years ago
15

Isosceles trapezoid ABCD has legs AB and CD, and base BC If.AB = 6 -7, BC = 2y - 4, and CD=7y - 20 find

Mathematics
1 answer:
Elenna [48]3 years ago
6 0

Answer:

<em>y = 13</em>

Step-by-step explanation:

y = 13

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ILL MARK BRAINILEST (100 POINTS) !!! Factor the polynomial 7xy + 14x − 35y − 70 completely. 7(2x − 5)(y + 2) 7(x − 5)(y + 2) 7(x
Vlad [161]

Answer:

<u>B. 7(x − 5)(y + 2)</u>

Explanation:

A. 7(2x − 5)(y + 2) = 14xy + 28x − 35y − 70 (Wrong)

<u><em>B. 7(x − 5)(y + 2) = 7xy + 14x − 35y − 70 (Correct)</em></u>

C. 7(x − 2)(y + 5) = 7xy <u>+</u> 35x− 14y − 70 (Wrong)

D.  7(x − 10)(y + 2) = 7xy + 14x − 70y − 140 (Wrong)

8 0
2 years ago
Read 2 more answers
What is the volume of the right rectangular prism
Korvikt [17]

Answer:

Step-by-step explanation:

L= L x W x H

L=8x3x5

L=120

3 0
3 years ago
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Can someone help me this please? Problems 3 and 4. Number 3 is the "Find x" and Number 4 is the Yield sigh.
Nataly [62]

Answer:

I am gonna take a guest and say <em>178</em> for number 3. And for number 4, the answer is <em>44.</em>

Step-by-step explanation:

For number 3, I added 76 and 102 which equals 178. For number 4, I put n+6+3n-10=180 because its a triangle. Do the math and you get n=44. Correct me if I am wrong; I tried my best.

6 0
3 years ago
Find the coordinates of the circle and the radius y²+2x+x²-24y= -120
riadik2000 [5.3K]
We know that
the equation of a circle is
(x-h+(y-k)²=r²
where (k,k)----> is the center
and
r----> is the radius
y²+2x+x²-24y= -120

Group terms that contain the same variable
 (y²-24y)+(x²+2x)=-120

Complete the square twice. Remember to balance the equation by adding the same constants to each side
 (y²-24y+144)+(x²+2x+1)=-120+144+1

<span>Rewrite as perfect squares</span>

(y-12)²+(x+1)²=25

(x+1)²+(y-12)²=5²

the answer is
the coordinates of the center are (-1,12)
the radius is 5 units
3 0
3 years ago
A car dealership decreased the price of a certain car by 6%. the original price was $14,600
choli [55]
Well, I am going to assume that your question is asking for the new price of the car after the original price was decreased so here I go...

SOLUTION:

New price = Original price × ( 100% - decrease % )

New price = $14, 600 × ( 100% - 6% )

New price = $ 14, 600 × 94%

New price = $13, 724

Therefore, the answer is:

$13, 724
6 0
3 years ago
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