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scoray [572]
3 years ago
12

Solve 2x + 3 = 9 nowwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww

Mathematics
2 answers:
Stels [109]3 years ago
5 0

Answer:

x=3

Step-by-step explanation:

2

x

+

3

=

9

We want to find the variable  

x

, so we have to make it alone. To do so, first subtract  

3

from both sides of the equation:

2

x

+

3

 

−

 

3

=

9

 

−

 

3

2

x

=

6

Now divide both sides by  

2

:

2

x

2

=

6

2

So the final answer is:

x

=

3

Hope this helps!

borishaifa [10]3 years ago
5 0

Answer: x = 3

Step-by-step explanation: To solve for <em>x</em> in the equation you see here, our goal is to get <em>x</em> by itself.

Our first step will be to isolate the term containing <em>x</em> which in this case is 2x. To isolate 2x, we have to get rid of the 3 by subtracting 3 from both sides of the equation.

On the left, the 3's cancel each other out and we are left with 2x. On the right, 9 - 3 simplifies to 6 and we are left with 2x = 6 which is a one step equation.

To get <em>x</em> by itself, since it's being multiplied by 2, we just divide both sides of the equation by 2. On the left, the 2's cancel and we are left with <em>x</em>. On the right, 6 over 2 simplifies to 3.

Therefore, our answer is x = 3.

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20.Ju
Solnce55 [7]

Answer:

A  viable solution is the ordered pair (0,0)

Step-by-step explanation:

we know that

The number of books cannot be a negative number

The number of books is a positive integer

The weight cannot be a negative number

therefore

A  viable solution is the ordered pair (0,0)

4 0
3 years ago
Read 2 more answers
4. (03.03 HC)
Kitty [74]

Answer:

A. yes, the data represents a function because u have no repeating x values. A function cannot have repeating x values...they can have repeating y values, just not the x ones

Step-by-step explanation:

B. table : (8,8)(12,12)(14,16)(16,16)

               look at ur points...when x = 8, y = 8...so the table, when x = 8 has a

               value of 8

relation : f(x) = 8x - 5....when x = 8

             f(8) = 8(8) - 5

             f(8) = 64 - 5

             f(8) = 59....and the relation has a value of 59

Therefore, the relation has a greater value when x = 8 <==

C. f(x) = 8x - 5...when f(x) = 19

    19 = 8x - 5

     19 + 5 = 8x

    24 = 8x

    24/8 = x

    3 = x <==

7 0
3 years ago
Please help!! :) .....
Inessa05 [86]

Answer:

*helps*

Step-by-step explanation:

done (:P)

6 0
3 years ago
What are the x-intercepts of the graphed function , (-3,0) and (0,1.5), (-3,0) and (1,0), (-1,2) and (1,0), (0,1.5) and (1,0)
serg [7]

Answer:

  (-3,0) and (1,0)

Step-by-step explanation:

x-intercepts are the points where the y-coordinate is zero. Based on the options you have listed, they are ...

  (-3,0) and (1,0)

_____

We'd need to see the graph to tell where it crosses the x-axis.

8 0
3 years ago
What is the value of x?
AlekseyPX

Answer:

x = 9 cm

create proportional equation:

\sf \dfrac{9}{3x-20}  = \dfrac{72+9}{3x-20+56}

\sf \dfrac{9}{3x-20}  = \dfrac{81}{3x+36}

\sf 9(3x+36) = 81(3x-20)

\sf 27x+324 = 243x-1620

\sf 27x-243x=-1620-324

\sf  -216x=-1944

\sf x = 9

4 0
2 years ago
Read 2 more answers
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