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kondor19780726 [428]

3 years ago

7

I WILL GIVE BRAINLIEST

1 answer:

Soloha48 [4]3 years ago

8 0

Answer:

15

Step-by-step explanation:

4x+y=8 so the answer is 15?

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7n-(4n-3) combining like terms with negative coefficient and distribution

sladkih [1.3K]

$\huge\text{Hey there!}$

$\huge\textbf{Equation/Question:}$

$\mathbf{7n - (4n - 3)}$

$\huge\textbf{Convert equation/question to:}$

$\mathbf{= 7n - 1(4n - 3)}$

$\huge\textbf{Solving the equation/question:}$

$\mathbf{= 7n - 1(4n) - 1(-3)}$

$\mathbf{= 7n - 4n + 3}$

$\huge\textbf{Combine the like terms:}$

$\mathbf{= (7n - 4n) + 3}$

$\mathbf{= 7n - 4n + 3}$

$\mathbf{= 3n + 3}$

$\huge\textbf{Therefore, your answer should be:}$

$\huge\boxed{\frak{3n + 3}}\huge\checkmark$

$\huge\text{Good luck on your assignment \& enjoy your day!}$

<h3>~ $\frak{Amphitrite1040:)}$ </h3>

6 0

2 years ago

What is the degree measure of z <br> A.29<br> B.39<br> C.68<br> D.41

r-ruslan [8.4K]

Answer:

$\Huge\boxed{C.68}$

Step-by-step explanation:

Hello There!

The exterior angle of a triangle rule is that the exterior angle is equal to the sum of the interior opposite angles

So essentially what I'm saying is that

z = 29 + 39

29+39=68 therefore the measure of angle z is 68

4 0

3 years ago

Pls help fast, everything is in the attached file

IgorLugansk [536]

Answer:

$\frac{20}{369}$

Step-by-step explanation:

$\frac{ 3.4:1.8 - 1 \frac{2}{3} + \frac{7}{9} }{0.918:0.51 + 0.45} =$
$\frac{\frac{34}{18}- \frac{5}{3}+\frac{7}{9} }{18 +\frac{45}{100} } =$
$\frac{\frac{17}{9}-\frac{15}{9}+\frac{7}{9}}{18+ \frac{9}{20} } =$
$\frac{\frac{17-15+7}{9} }{\frac{369}{20} } =$
$\frac{9}{9} } *\frac{20}{369} =$
$\frac{20}{369}$

8 0

3 years ago

It says to place points on them but i still don't get it. help please.

xxTIMURxx [149]

Answer: A'=(1, 3); B'=(-3, 4);C'=(3, 0); D'=(-2, 5)

You can check the PNG attached as well.

Step-by-step explanation:

You need to represent the symmetry of every given points respet to the line

$y = 2$

In that case, the line beeing paralell to the x- axis, x- value of the symmetry is the same of the given point and y = 2 is the middle between both points.

Point A(1, 1)

$x_{A} = 1\\ x_{A'} = 1 \\\\\frac{y_{A} +y_{A'} }{2} =2\\y_{A'} = 4 - y_{A} = 4 - 1 = 3$

Point B(-3, 0)

$x_{B} = 1\\ x_{B'} = 1 \\\\\frac{y_{B} +y_{B'} }{2} =2\\y_{B'} = 4 - y_{B} = 4 - 0 = 4$

Point C(3, 4)

$x_{C} = 1\\ x_{C'} = 1 \\\\\frac{y_{C} +y_{C'} }{2} =2\\y_{C'} = 4 - y_{C} = 4 - 4 = 0$

Point D(-2, -1)

$x_{D} = 1\\ x_{D'} = 1 \\\\\frac{y_{D} +y_{D'} }{2} =2\\y_{D'} = 4 - y_{D} = 4 - (-1) = 4 + 1 = 5$

4 0

3 years ago

Pete glues a rope around his rectangular rodeo sign. His sign has side length of 2 feet and 3 feet.The rope cost $4 for each foo

andreyandreev [35.5K]

Answer:

$20 because 2x4=8 3x4=12 12+8=20

Step-by-step explanation:

8 0

3 years ago