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SVETLANKA909090 [29]
4 years ago
13

How do I simplify an expression that's already simplified? (Example 8x + 13x)

Mathematics
1 answer:
earnstyle [38]4 years ago
4 0

Step-by-step explanation:

8x + 13x

= 21x

Ax + Bx

= (A+B)x

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Find the missing angle.
Nimfa-mama [501]

Answer:

=180-50-70

=50

Step-by-step explanation:

=180-50-70

50

7 0
3 years ago
Write down the first even multiple of 9
worty [1.4K]

The first even multiple of 9 is 18.

3 0
3 years ago
Read 2 more answers
Which inequality represents the graph shown?
Rina8888 [55]

Answer:

y<= 2/5 x -8

Step-by-step explanation:

When we are dealing with inequalities we have to keep in mind that the graph are regions and not figures (like lines)

The region has orientation and it is given by the sign used, if it is above something, it means the > sign, otherwise the < sign.

Now, we have a line and the region is below, so there is a < sign involved, other thing to keep in mind is that the figure can be contained in the region if is graphed using a solid line, so there is the = sign involved

6 0
4 years ago
If BC is 1 <br><br> CD is 2<br><br> DA is 3<br><br> AB is 4,<br><br>what is EF?
Iteru [2.4K]

The length of the side EF will be 1 unit, approximately.

The complete figure is attached below.

<h3>What is Geometry?</h3>

It deals with the size of geometry, region, and density of the different forms both 2D and 3D.

The figure is given below.

The length of EF will be

EF = CF – CE

Then the value of CF will be

CF = BC × cos 30

CF = 2 × 0.866

CF = 1.732

Then the value of CE will be

CE = BC × cos 42

CE = 1 × 0.743

CE = 0.743

Then we have

EF = 1.732 – 0.743

EF = 0.989 ≈ 1

More about the geometry link is given below.

brainly.com/question/7558603

#SPJ1

6 0
2 years ago
Pls Help LOTS OF POINTS
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<h2><u>PLEASE MARK BRAINLIEST!</u></h2>

Answer:

I don't know if this is right, but here goes nothing!

Step-by-step explanation:

It says (in small font) that the scale factor is 0.5. So that being said, what are the dilated coordinates of R?

If R is (1, 2), all we have to do is multiply both the x-value and the y-value by 0.5 to get our answer.

1  × 0.5 = \frac{1}{2}

2 × 0.5 = 1

So our answer is ( \frac{1}{2} , 1).

<h3>The coordinates of R', or the dilated form of R, are ( \frac{1}{2} , 1)</h3>

I hope this helps!

- sincerelynini

3 0
3 years ago
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