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earnstyle [38]
3 years ago
11

Please help!! I don't know how to do this!!​

Mathematics
1 answer:
dolphi86 [110]3 years ago
4 0
40/28=10/x
Butterfly method
40x=280
/40 /40
x=7
EG is 7
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Step-by-step explanation:

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find three consecutive even integers such that the sum of the smallest integer and twice the median integer is 20more than the l
3241004551 [841]
X = smallest; x + 2 = middle, and x + 4 = largest
x + 2(x+2) = 20 + x + 4
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3 years ago
If you borrow $100 at 50% interest, how much interest do you think you will have to pay?
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3 years ago
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Two lines intersect to form a linear pair with equal measures. One angle had the measure 2x and the other angle had the measure
rosijanka [135]

Answer:

x = 45, y = 5

Step-by-step explanation:

It is given that two lines form a linear pair with equal measures. Therefore, the angle between the two lines will be 90. Now, according to the question,

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2x+20y = 100

x + 10y = 50

And

2x = 20y-10

x = 10y -5

x - 10 y = -5

Now, adding x + 10y = 50 and x - 10y =-5, the value of x can be found. The required value will be:

x + 10y =50

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------------------

x = 45

Therefore, the value of y after substitution of the value of x in one of the equations will be:

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3 years ago
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poizon [28]

Answer:

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Step-by-step explanation:

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√y = √81x⁴

y^½ = √81 × √x⁴

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Squaring both sides of the resulting equation to get y back

(y^½)² = (9x²)²

y = (9x²)²

The expression as a square of a monomial is (9x²)²

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3 years ago
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