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Vikki [24]
3 years ago
8

3х + 4 = 11 -Зx +y=- |​

Mathematics
1 answer:
zheka24 [161]3 years ago
8 0

Answer:

36

Step-by-step explanation:

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What is the point-slope form given the following slope and a point on the line? m = 3/7 , (7, -4)
GarryVolchara [31]

Answer:

The equation is y = (3/7)x - 7.

Step-by-step explanation:

Given that the point slope form of an equation is y = mx + b where m represents the gradient and b is the y-intercept. Then, you have to substitute the following values into the equation :

y = mx + b

let \: m =  \frac{3}{7} ,x = 7,y =  - 4

- 4 =  \frac{3}{7} (7) + b

- 4 = 3 + b

- 4 - 3 = b

b =  - 7

7 0
3 years ago
The explicit formula for a sequence is
Alexandra [31]

Answer:

28

Step-by-step explanation:

Let n = 21, and evaluate the expression.

a_n = -2 + \dfrac{3}{2}(n - 1)

a_{21} = -2 + \dfrac{3}{2}(21 - 1)

a_{21} = -2 + \dfrac{3}{2}(20)

a_{21} = -2 + \dfrac{3}{1}(10)

a_{21} = -2 + 30

a_{21} = 28

3 0
3 years ago
Help!!
Morgarella [4.7K]

Answer: median

Step-by-step explanation:

8 0
3 years ago
How many solutions does the system have?<br> | 3y = -6x + 9<br> y = -6x +9
Natalija [7]

Answer:

one solution, y=0, x = 1.5

Step-by-step explanation:

3y = -6x + 9

y = -6x +9

6 0
3 years ago
Read 2 more answers
HELP ME OUT IM stoopid, I GIVE BRAINLIEST AND POINTS SUPER EASY
Alex17521 [72]

Answer:

Well I figure you would use a ratio. we are given one when comparing 240 lbs to 180 calories for each mile:

240lbs/180calories = 1 mile

we.are.given another when saying a person. burns 36 calories in 1 mile. we don't know weight so we will say x lbs:

x/36calories = 1 mile

since they both equal 1 mile we know they are equal:

240/180 = 1 = x /36

we can get rid of the 1 in between and say:

240/180 = x/36

let's reduce first fraction

8/6 = x/36

cross multiply:

8*36 = 6x

divide both sides by 6

8*6 = x

x = 48

Step-by-step explanation:

4 0
4 years ago
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