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ra1l [238]
3 years ago
13

Can you please help me

Mathematics
1 answer:
vaieri [72.5K]3 years ago
7 0
D is wrong because he did not follow
Pemdas. He subtracted when he should of subtracted first.
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[|(x-4)÷(x+5)|]\leq[4]
Katena32 [7]

Answer:

Solutions are;

x = -8

x = -3.2

Step-by-step explanation:

Here, we want to solve the given equation for x

|(x-4)/(x + 5)| = 4

From what we have, this is an absolute value equation and thus, we are going to have two solutions

These are;

x-4/x+ 5 = 4

x-4 = 4(x + 5)

x-4 = 4x + 20

x-4x = 20 + 4

-3x = 24

x = -24/3

x = -8

secondly;

x-4/x+5 = -4

x-4 = -4(x + 5)

x-4 = -4x - 20

x + 4x = -20 + 4

5x = -16

x = -16/5

x = -3.2

3 0
3 years ago
What is the value of x? Please help me
Travka [436]

Answer:

x=33

Step-by-step explanation:

because DC and AB are the same, x must be 33.

7 0
3 years ago
the length of a rectangle is four times its width. the rectangle has an area of 1024cm^2 work out the width of the rectangle
olga2289 [7]
The width is 16 so the length is 64  (TO clarify W=16)

Hope this helps :)
7 0
4 years ago
Read 2 more answers
Which should be the first step in solving the equation 1.2w-3.8=12.4
zaharov [31]

Answer:

+3.8 to each side

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Karen has 16$ to spend on games.if she only spent 14$ what percent of her money did she spend
nevsk [136]
14/16= .875 the answer is 87.5%
3 0
3 years ago
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