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lorasvet [3.4K]
3 years ago
9

-2(-2x + 3)-x -1 = -28

Mathematics
2 answers:
Lilit [14]3 years ago
6 0

Answer:

x = -7

Step-by-step explanation:

Original Equation:

-2(-2x + 3) - x - 1 = -28

Add 1 to both sides.

-2(-2x + 3) - x = -27

Use distributive property

-2 · (-2x) = 4x

-2 · 3 = -6

Your equation should look like this now:

4x - 6 - x = -27

Add 6 to both sides

4x - x = -21

Subtract x from 4x

3x = -21

Divide both sides by 3

x = -7

Hope this helped :)

Please consider Brainliest :)

vekshin13 years ago
5 0

Answer:

x = -1

Step-by-step explanation:

I hope it helps u dear

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Translate this sentence into an equation.
kakasveta [241]

Answer:

21+j=55

Step-by-step explanation:

It says sum, which means to add(+). So you add 21 and j (21+j) and that equals 55 (=55). Then you add all the pieces together and you get 21+j=55

7 0
3 years ago
This math question is hard. Help Me Pls
devlian [24]

Answer:

solution is: plus -2

6 0
3 years ago
Complete the recursive formula of the arithmetic sequence 8, -5, -18, -31,...8,−5,−18,−31,...8, comma, minus, 5, comma, minus, 1
dimaraw [331]

The recursive formula for the arithmetic sequence is given as follows:

  • d(1) = 8.
  • d(n) = d(n - 1) - 13.

<h3>What is an arithmetic sequence?</h3>

In an arithmetic sequence, the difference between consecutive terms is always the same, called common difference d.

The nth term of an arithmetic sequence is given by:

a_n = a_1 + (n - 1)d

In which a_1 is the first term.

The recursive formula for the sequence is given by:

a_n = a_{n-1} + d

In the sequence 8, -5, -18, -31,...8,−5,−18,−31, the first term and the common ratio are given as follows:

a_1 = 8, r = 13

Hence, the recursive sequence is given by:

  • d(1) = 8.
  • d(n) = d(n - 1) - 13.

More can be learned about arithmetic sequences at brainly.com/question/6561461

#SPJ1

3 0
2 years ago
Use the distributive property to remove the parenthese (u-9)6
pychu [463]
<span>(u-9)6
= 6u - 54 ...expanded by using distributive property

hope that helps</span>
5 0
3 years ago
Read 2 more answers
-2y-12<br> How do I show my work?????
grin007 [14]

Factor - 2y - 12

- 2y - 12

= - 2( y + 6)

answer is - 2( y + 6)

4 0
3 years ago
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