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mariarad [96]
3 years ago
12

Please help me find x!! I’m so confused

Mathematics
1 answer:
tatiyna3 years ago
8 0

Answer:

x=2

Step-by-step explanation:

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Please hellppppp
Juliette [100K]

Answer:  d) -5, -40, -640

<u>Step-by-step explanation:</u>

A_n=-5\cdot 2^{x-1}\\\\A_1=-5\cdot 2^{1-1}\\\\.\quad=-5\cdot 2^0\\\\.\quad=-5\cdot 1\\\\.\quad=-5\\\\\\\\A_4=-5\cdot 2^{4-1}\\\\.\quad=-5\cdot 2^3\\\\.\quad=-5\cdot 8\\\\.\quad=-40\\\\\\\\A_8=-5\cdot 2^{8-1}\\\\.\quad=-5\cdot 2^7\\\\.\quad=-5\cdot 128\\\\.\quad=-640

5 0
3 years ago
Can someone help me out ​
12345 [234]

Answer:

g - 16 is the answer

Step-by-step explanation:

−2 (3g−8g+8) − 9g

Distribute:

= (−2) (3g) + (−2) (−8g) + (−2) (8) + −9g

= −6g + 16g + −16 + − 9g

Combine Like Terms:

=−6g + 16g+ −16+ −9g

= (−6g+16g+−9g) + (−16)

=g+−16

Answer:

=g−16

3 0
3 years ago
What is 5y minus 6 and equals 18
s2008m [1.1K]
5y - 6 = 18. Add 6 to both sides. 5y = 24. Divide by five and you end up with y = 24/5, which could also be written as 4.8.
8 0
3 years ago
Find all the missing angles. All answers are assumed to be in degrees.
Vlad [161]

Answer:

1. 63
2. 49°
3. 87°
4. 44°

Step-by-step explanation:

First, I worked out Angle 3 as this angle and 93° are on a straight line:

So I made an equation:

180 = 93 + Angle 3

180-93 = Angle 3

87 = Angle 3

Now we have enough information for Angle 4 as angles in a triangle add up to 180

87 + 49 + Angle 4 = 180

Angle 4 = 180 - 87 - 49

Angle 4 = 44
Using the rule of opposite angles:
I worked out that Angle 2 must be 49 as well.
This is now enough information to work out Angle 1  as angles in a triangle add up to 180
49 + 68 + Angle 1 = 180

Angle 1 = 180-49-68

Angle 1 = 63

3 0
2 years ago
Find the distance between (-1,4) and (5,7).
Alina [70]

Answer:

(2, 5.5)

Step-by-step explanation:

Use the midpoint formula.

6 0
3 years ago
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