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DerKrebs [107]
3 years ago
13

Plz help will mark brainlist

Mathematics
2 answers:
Alekssandra [29.7K]3 years ago
7 0
15???? 5+5+5=15 idk lol
USPshnik [31]3 years ago
5 0

Answer:

9....?? haha why is this a question

You might be interested in
Which fraction is NOT equivalent to 8 1/2 ? A) 2 3 B) 24 36 C) 4 6 D) 6 10
Marat540 [252]
None of the fractions are equivalent on the first one. 

The answer for the second question is A. 3 1/3.  5/1 x 2/3 =10/3 10/3=3 1/3<span />
6 0
3 years ago
If f(x) varies directly with x and f(x) = 40 when x = 8, find the value of f(x) when x = 2.
Mars2501 [29]

For this case we have a direct variation of the form:

f (x) = kx

Where "k" is the constant of proportionality. To find it, we use the following data:

f (x) = 40\ and\ x = 8

Substituting:

40 = k * 8

Clearing the value of k:

k = \frac {40} {8}\\k = 5

Thus, the direct variation is given by:

f (x) = 5x

Forx = 2 we have:

f (2) = 5 * 2\\f (2) = 10

Answer:

The value of the direct variation for x = 2is: f (2) = 10


7 0
3 years ago
How do I find the y intercept in a fraction
Furkat [3]

ANSWER:

Both functions have the same slope

The linear equation does not have a y-intercept

The table and the grahp express an equivalent function

STEP-BY-STEP EXPLANATION:

In order to compare, we must calculate the slope of the table, knowing that the equation in its slope and intercept form is the following:

\begin{gathered} y=mx+b \\ \text{where m is the slope and b is y-intercept} \end{gathered}

The formula to calculate the slope is the following:

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

The points are (-6, -9/2) and (4,3), replacing:

m=\frac{3-(-\frac{9}{2})}{4-(-6)}=\frac{3+\frac{9}{2}}{4+6}=\frac{\frac{15}{2}}{10}=\frac{15}{20}=\frac{3}{4}

The slope is 3/4

Now, for b

x = 4

y = 3

m = 3/4

replacing:

\begin{gathered} 3=\frac{3}{4}\cdot4+b \\ b=3-3 \\ b=0 \end{gathered}

The equation is:

y=\frac{3}{4}x

Therefore, the true statements are:

• Both functions have the same slope

,

• The linear equation does not have a y-intercept

,

• The table and the grahp express an equivalent function

8 0
1 year ago
The measures of the angles of a triangle are shown in the figure below. solve for x
Ber [7]

Answer:

x = 12

Step-by-step explanation:

81 + 57 + 2x + 18 = 180

156 + 2x = 180

2x = 24

x = 12

5 0
3 years ago
Examine the following graph of y=−3x+7.
likoan [24]
Y=7
X=-3
The following graph
8 0
3 years ago
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