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Sauron [17]
3 years ago
7

-12+5x=15-4x Please help me :( I need to know how to get the answer as well

Mathematics
2 answers:
tankabanditka [31]3 years ago
5 0

Answer:

We simplify the equation to the form, which is simple to understand  

5x+15=4x-12

We move all terms containing x to the left and all other terms to the right.  

+5x-4x=-12-15

We simplify left and right side of the equation.  

+1x=-27

then divide both sides of the equation by 1 to get x.  

x=-27

Oduvanchick [21]3 years ago
5 0

Answer: 3

Step-by-step explanation:

-12+5x=15-4x

5x+4x

-12+9x+15

15+12

9x/27

=3

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dolphi86 [110]

1.) the line makes triangle
2.) triangles always equal 180 degrees
3.)180-108-37=35
4.)35=8x+3
5.) 32=8x
6.)4=X
6 0
3 years ago
The table shows how the time it takes a train to travel between two cities depends on its average speed.
Ivahew [28]

Answer:

y=\frac{160}{x}

Step-by-step explanation:

The table shows how the time it takes a train to travel between two cities depends on its average speed.

function models the time, y, in hours, that it takes the train to travel between the two cities at an average speed of x miles per hour

y represents the time

and x represents the average speed

WE know distance = speed * times

LEts find the distance using the table

distance = 32* 5= 160

40*4= 160

50*3.2 = 160

Time = distance / speed

times is y , distance is 160  and speed is x

y=\frac{160}{x}

6 0
2 years ago
Read 2 more answers
PLEASE I need help GeoMETRY
9966 [12]

Answer:

2. 2.3

3.  37.2 m

Step-by-step explanation:

2.  tan theta = opposite/ adjacent

tan 25 = x/5

Multiply each side by 5

5 tan 25 = x/5 *5

5 tan 25 = x

2.331538291

To the nearest tenth

2.3 =x

3.  We want to find the height or y

sin theta = opposite/ hypotenuse

sin 60 = y /43

Multiply each side by 43

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37.23909236 = y

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5 0
3 years ago
Y = 7x (6/7,-1/4) ….
oksano4ka [1.4K]

Answer:

This point is not on the line, NOT TRUE

Step-by-step explanation:

The equation of the line is written in the slope-intercept form,

y = mx + b

where m represents the slope

           b represents the y-intercept

where the format of a point is (x, y)

<u>Given:</u> y = 7x (6/7, -1/4)

we can plug in the point (6/7, -1/4)

-1/4 = 7(6/7)

-1/4 = 6

<em>-1/4 does not equal 6 so this point is not on the line</em>

Learn more about slope and y-intercept here: brainly.com/question/12763756

7 0
1 year ago
Find the next two terms 1/8, 2/7,1/2,4/5
Verizon [17]

Answer:  5/4 and 6/3

Step-by-step explanation:

1/2 can be written as 3/6 so the series now becomes,

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i think you can now guess the answer, look at the<u> numerators which are increasing by ‘1’ </u>and then look at the <u>denominators which are decreasing by ‘1’.</u>

so the next number in the series is, 1/8 , 2/7 , 3/6 , 4/5 , 5/4 , 6/3

hope this helped

5 0
3 years ago
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