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ankoles [38]
3 years ago
13

HELP ME PLEASEEEEEEEE I WILL MARK BRAINLIEST TO CORRECT ANSWER

Mathematics
2 answers:
Hitman42 [59]3 years ago
6 0

Answer:

9

Step-by-step explanation:

4a+7\\\\a=\frac{1}{2}\\\\=4[\frac{1}{2}]+7\\\\=2+7\\\\=9

Burka [1]3 years ago
6 0

Answer: a = 9

Step-by-step explanation:

so, we can start with multiply 4 by 1/2 (we substitute 1/2 for the a), which gives us 2. then, we simply add 7. that gets us to a = 9.

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Write an equation for the line that passes through (-1,4) with a slope of -10
Maurinko [17]

Answer:

y = - 10x - 6

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

Here slope m = - 10, hence

y = - 10x + c ← is the partial equation

To find c substitute (- 1, 4) into the partial equation

4 = 10 + c ⇒ c = 4 - 10 = - 6

y = - 10x - 6 ← equation of line

4 0
3 years ago
Z\10 = -12 solve for z
shutvik [7]

Answer:

z=-120

Step-by-step explanation:

z\10 = -12

z=-12 x 10

z=-120

5 0
3 years ago
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The total cost c to rent any number
nekit [7.7K]

Answer:

a. The y intercept the the first rental company is 5 while the y intercept for the graph company is 4

b. The rate of change is steeper with the first company

Step-by-step explanation:

3 0
3 years ago
Which of the following statements correctlydescribes the points
gregori [183]

The first statement is correct

To calculate the distance we have to substrate the values of the Y axis only since X values are constant so the distance IS 4 - - 7=4+7=11

4 0
3 years ago
Read 2 more answers
Plzzz help rn i need it
NNADVOKAT [17]

Answer:

Therefore the slope of the line shown on the graph is option  D)

-\dfrac{2}{3}

Step-by-step explanation:

Given:

Let the Two points on the line be

point A( x₁ , y₁) ≡ ( 0 , 0)  one as a Origin  

point B( x₂ , y₂) ≡ (-3, 2)  

To Find:

Slope AB = ?

Solution:

For a slope  we require two points i.e

Slope=\dfrac{y_{2}-y_{1} }{x_{2}-x_{1}}

Substituting the given values we get

Slope(AB)=\frac{2-0}{-3-0}\\\\Slope(AB)=-\dfrac{2}{3}

Therefore the slope of the line shown on the graph is option  D)

-\dfrac{2}{3}

3 0
3 years ago
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