3 years ago

(x+30 degrees) +(45 degrees)

Mathematics

2 answers:

Ainat [17]3 years ago

7 0

Answer:

30x + 45

Step-by-step explanation:

Aneli [31]3 years ago

5 0

Answer:

30x+45°

Step-by-step explanation:

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HELP ASAP Solve for x. Show or explain your work.

irinina [24]

Answer:

$x=4.5$

Step-by-step explanation:

From AAA, both triangles in this figure are similar. Therefore, we can set up the following proportion:

$\frac{x}{9}=\frac{x+3}{15}$ or $\frac{x}{9}=\frac{3}{6}$ .

Cross-multiplying, we get:

$6x=9(3),\\6x=27,\\x=\frac{27}{6}=\fbox{$4.5$}$ .

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3 years ago

•when a number is written in scientific notation, the ____ must be greater than or equal to 1 and less than 10.

vitfil [10]

Answer:

1. Matissa

2. Negative

Step-by-step explanation:

2.3^6

The 2 is called the matissa

10^-3=.010

7 0

4 years ago

Does anybody know this what the answer to this question is please?

Svetlanka [38]

Answer:

The answer is option 3.

i hope it helped u.

6 0

3 years ago

Please help me ! I will give you a heart and Brainly , if you put a link I will report you !

Triss [41]

Answer:

<4= 164

Step-by-step explanation:

the sum of any 2 angles of a triangle is equal to the exterior linear angle of the triangle

<1+<2=<4

8x+9+5x+12=14x+10

13x+21=14x+10

21=x+10

11=x

<4=14x+10

<4=14(11)+10

<4=154+10

<4= 164

4 0

3 years ago

Solve the following equation for the variable x. ( 1/27 is a fraction )

igor_vitrenko [27]

The answer is,
$\frac{10935}{59048}$
Also equivalent to about, 0.185188.

5 0

3 years ago

Read 2 more answers