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brilliants [131]
3 years ago
11

I don't like doing it.

Mathematics
1 answer:
ruslelena [56]3 years ago
4 0
2(x + 3) = 20
2x + 6 = 20
2x + 6 - 6 = 20 - 6
2x = 14
x = 7
You might be interested in
Can you please help me ​
kkurt [141]

Answer:

a) x=

10°

50°

130°

10°

50°

130°

170°

250°

290°

b) x=

90°

210°

330°

Step-by-step explanation:

2 sin (3x) = 1

a)  look at the graph, y=1 when x is near:

10°,  50°, 130°, etc

in the equation: 2 sin (3x) = 1  ⇒ sin (3x) = 0.5  ⇒ 3x = 30° (and others)  ⇒ x = 10° (and others).  So the values given in solution (10°,  50°, 130°, etc) are true

b) is evident

8 0
3 years ago
What form is y-3=2/3(x-1)
Citrus2011 [14]

Answer:

7

Step-by-step explanation:

7 0
3 years ago
What is the minimum value for h(x)=x2−16x+60?
iogann1982 [59]
Minimum value is equal to x=8, y=-4
First find the derivative of the original equation which equals= d/dx(x^2-16x+60) = 2x - 16
at x=8, f'(x), the derivative of x equals zero, so therefore, at point x = 8, we have a minimum value.
Just plug in 8 to the original equation to find the answer for the minimum value. 
3 0
4 years ago
For the following hypothesis test, determine the null and alternative hypotheses. Also, classify the hypothesis test as two-tail
bagirrra123 [75]

Answer:

Option B:

H_0: \mu = 22.1

H_a: \mu \neq 22.1

Classification:

The hypothesis test is Two-tailed.

Step-by-step explanation:

The mean length of imprisonment for motor-vehicle theft offenders in this country is 22.1 months.

This means that the null hypothesis is that the mean is of 22.1 months, that is:

H_0: \mu = 22.1

A hypothesis test is to be performed to determine whether the mean length of imprisonment for motor-vehicle theft offenders in this city differs from the national mean of 22.1 months.

At the alternate hypothesis, we test if this mean is different of 22.1, that is:

H_a: \mu \neq 22.1

Which means that the answer is given by option b).

Which of the following is the correct classification of the hypothesis test?

We test if the mean is different from a value, which means that the hypothesis test is Two-tailed.

7 0
3 years ago
Directions:
Vanyuwa [196]

The attached graph represents the graph of the equation 3x + y = 10

<h3>How to determine the line graph?</h3>

The given parameters are:

  • Budget: $10
  • Smoothies: $3
  • Candy bars: $1

Represent the number of smoothies with x and the number of candy bears with y.

So, the equation is:

3x + 1y = 10

This gives

3x + y = 10

Next, we plot the graph of the above equation

See attachment for the graph of 3x + y = 10

Read more about linear equations at:

brainly.com/question/14323743

#SPJ1

8 0
2 years ago
Read 2 more answers
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