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Arturiano [62]
3 years ago
9

Instructions: Drag the tiles to the correct boxes to complete the pairs.

Mathematics
2 answers:
snow_tiger [21]3 years ago
8 0
7/5y= y+2/5y
0.68y = y-0.32y
3/5y=y-2/5y
1.32y=y+0.32y
Solnce55 [7]3 years ago
6 0

Answer:

Step-by-step explanation:

1. The given equation is:

y-0.32y

Upon solving, we get

y-0.32y=0.68y

2. The given equation is:

y+0.32y

Upon solving, we get

y+0.32y=1.32y

3. The given equation is:

y+{\frac{2}{5}}y

Upon solving, we get

y+{\frac{2}{5}}y=\frac{5y+2y}{5}={\frac{7}{5}}y

4. The given equation is:

y-{\frac{2}{5}}y

Upon solving, we get

y-{\frac{2}{5}}y=\frac{5y-2y}{5}={\frac{3}{5}}y

Thus, pairs are:

{\frac{7}{5}}y---------->y+{\frac{2}{5}}y

0.68y----------->y-0.32y

{\frac{3}{5}}y----------->y-{\frac{2}{5}}y

1.32y----------->y+0.32y

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zepelin [54]

Answer:

You taught for 4 hours

Step-by-step explanation:

Let this number of hours be x.  Then:

Total earned = $20 + ($8/hr)x

Equate this to $52 and then solve the resulting equation for x:

20 + 8x = 52

Then 8x = 32, and x = 4.  You taught for 4 hours.

3 0
3 years ago
Read 2 more answers
the graph shows the following equation. what are the solution to the system y = 4x + 21 and y =-(1/3)x+4+6
coldgirl [10]

Answer:

(-6,3) and (-4,-5) are the solutions to the system

Step-by-step explanation:

The solution to a system of equations are the point(s) where the graphes intersect. On the graph is a linear function and an exponential. Because of the curve in the exponential, the graph has two solutions at (-6,3) and (-4,-5).

4 0
4 years ago
In the last election, a state representative received 52% of the votes cast. One year after the election, the representative org
butalik [34]

Answer:

The probability that more than half of the sample would vote for him is P=0.7549.

Step-by-step explanation:

With a sample size of n=300, we can approximate this to the normal distribution.

The parameters will be

\mu=p\cdot n=0.52\cdot 300=156\\\\\sigma=\sqrt{np(1-p)} =\sqrt{300\cdot 0.52(1-0.52)} =\sqrt{74.88}= 8.65

We have to calculate the probability that half or more of the sample vote for him. This is P(x>150).

To calculate this probability, first we calculate the z-value:

z=\frac{x-\mu}{\sigma}=\frac{150-156}{8.65}=\frac{-6}{8.65}=-0.69

Then

P(x>150)=P(z>-0.69)=0.7549

The probability that more than half of the sample would vote for him is P=0.7549.

5 0
3 years ago
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Katen [24]

Answer:

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Step-by-step explanation:

All the steps are in the photo I attached

(I forgot about negative side, sorry)

5 0
3 years ago
What is the missing side lenght in the triangle below?​
Alika [10]

Answer:

45

Step-by-step explanation:

Let's call the missing side x

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x = 45

7 0
3 years ago
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