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VMariaS [17]
3 years ago
15

Which is a true statement?

Mathematics
2 answers:
Thepotemich [5.8K]3 years ago
8 0

Answer:

C.

Step-by-step explanation:

Leno4ka [110]3 years ago
6 0

Answer:

D

Step-by-step explanation:

You might be interested in
The supplement of the measurement of an angle is 16 degrees less than three times the angle. Find the measurement of the angle a
yKpoI14uk [10]
Let
x = measure of the angle
y = measure of the supplement 

By definition of supplementary, the two angles add to 180 degrees, so
x+y = 180
This is the first equation.

The second equation is y = 3x-16 since we're given the info that "the supplement is 16 degrees less than three times the angle"

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

The system of equations is
x+y = 180
y = 3x-16

Focus on the first equation x+y = 180, plug in y = 3x-16, and solve for x

x+y = 180
x+3x-16 = 180  ... y is replaced with 3x-16
4x-16 = 180
4x-16+16 = 180+16
4x = 196
4x/4 = 196/4
x = 49

Because x = 49, we can use this to find y
y = 3x-16
y = 3*49-16
y = 147 - 16
y = 131

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

Final Answers:
The measure of the angle is 49 degrees
The measure of the supplement is 131 degrees

3 0
3 years ago
A shoe stores sells 4 pairs of black shoes for every seven pairs of brown shoes they’re all there were 4900 pairs of brown shoes
Marysya12 [62]

Answer:

Answer: 2800

Step-by-step explanation:

First you should divide 4900 by 7 and then multiply your answer by 4 to get the Answer

7 0
3 years ago
Read 2 more answers
The pair of points lies on the same line with the given slope find x (4,10) , (x,19) slope =3
gladu [14]

The slope of a line is given by:

m=\frac{y_2-y_1}{x_2-x_1}

Plugging the values of the problem we have:

3=\frac{19-10}{x-4}

Solving for x we have:

\begin{gathered} 3=\frac{19-10}{x-4} \\ 3=\frac{9}{x-4} \\ 3(x-4)=9 \\ x-4=\frac{9}{3} \\ x-4=3 \\ x=3+4 \\ x=7 \end{gathered}

Therefore, x=7.

5 0
1 year ago
Find the properties of the parabola with the equation (x + 5) 2 = 4(y - 1)
Tanya [424]

Answer:

Option a. (-5, 2)

Step-by-step explanation:

The focus of a parabola is a <em>point</em>. Regarding this point, each point of the parabola has the same distance to a line that is known as "directrix".

By definition, for a parabola of the form:

(x-h)^2 = 4p(y-k)

The focus of the parable is given by the point: (h, k +p)

We must identify the values of h, k and p for the given equation.

(x + 5)^2 = 4(y - 1)

h = -5\\k = 1\\4p = 4\\p =1

Now that we know the values of h, k and p we can find the focus

The focus is

(-5, 1+1)

(-5, 2).

8 0
4 years ago
27.3 less than k is -57.7. What is the value of k ?
AlexFokin [52]
<span>Simple logic. 1K = 1000. So, 1.66K =1660. Many people don't know what 1K means, it is natural. And while there are many people struggling on Facebook, posting weird duck-faced selfies just for the thirst of 100+ 'likes', I presume that you are lucky enough that you got 1600 views on Quora. That means a lot, buddy! :)</span>
7 0
4 years ago
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