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marishachu [46]
3 years ago
13

Please answer asap.will mark you as brainliest

Mathematics
1 answer:
shtirl [24]3 years ago
8 0

Answer:

= and \leq and \geq

Step-by-step explanation:

Absolute value -9 is 9, but there is a negative sign so it is -9

-9=-9

Greater than or equal to works because of the equal sign.

Less than or equal to also works because of the equal sign.

You might be interested in
What is 6000 ÷ 93 <br><br>thx you if help me​
Scilla [17]

Answer:

64.51

Step-by-step explanation:

6000 divided by 93 = 64.51

6 0
3 years ago
2y = 4x - 8<br> y = x +4<br> Solve by substitution
Nataly [62]

Answer:

x=8

Step-by-step explanation:

2(x+4)=4x-8

2x+8=4x-8

2x+8-8=4x-8-8

2x=4x-16

2x-4x=4x-16-4x

-2x=-16

Divide by -2 on both sides

and get... X=8

3 0
3 years ago
4. plz show ur work
marissa [1.9K]
Percent Error =
( \frac{ |experimental \: value - accepted \: value| }{accepted \: value} ) \times (100)
So, Ari's experimental value is ,
\frac{2.49g/ {cm}^{3} + 2.56g/ {cm}^{3} +2.72g/ {cm}^{3}  }{3} =2.59g/ {cm}^{3}  (average)
The accepted value is,
2.65g/ {cm}^{3}

Here's The Work
( \frac{ |2.59g/ {cm}^{3} -2.65g/ {cm}^{3} | }{2.65g/ {cm}^{3} } ) \times (100) = 2.26 \: percent \: of \: error
Ari's Average Measurements Have An Percent Error Of 2.26%

6 0
3 years ago
Can yall tell me what B is? b-7/4=-2/3
Rashid [163]

Answer:

1 1/12

Step-by-step explanation:

b-7/4=-2/3

First, in an equation like this, you add 7/4 to each side which will look like this:

b-7/4=-2/3

 +7/4=+7/4

We add 7/4 to each side of the equation to balance the numbers.

b=+7/4-2/3 (because the minus symbol is in front, we put that)

Before adding we have to find the least common denominator known as LCD.

We find that by first looking at the denominators or the fractions which are 4,3

4,8,\12/,16,20,24.

3,6,9,\12/,15,18,21,24.

We can also find the LCD by multiplying 3 and 4. As you can see in the list, there are 12's in each list of numbers. We use that to change our fractions.

From the number 4 we find out how many times (x) we have to add 4 to get 12. We do 12/4 which is 3. And 12/3 which is 4.

7 x 3       2 x 4

-------   -   -------

4 x 3       3 x 4

which equals 21/12-8/12. Now that we have a common denominator, we can subtract.

21                  8                    13

---        -        ---        =         -----     =    1  \frac{1}{12}

12                 12                    12

I hope this helps, please let me know if I have any incorrections. :D

8 0
3 years ago
SOLVE PLEASE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
damaskus [11]

Answer:

j=-7

Step-by-step explanation:

-5j-7=-4j

-5j+4j=7

-j=7

j=-7

4 0
3 years ago
Read 2 more answers
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