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Nataliya [291]
3 years ago
12

Solve for the value of x. ​

Mathematics
1 answer:
Tresset [83]3 years ago
6 0

Answer:

x= 12

Step-by-step explanation:

The sum of both of the equasions equal up to 180. so you set up the problem like this:

(9x-4)+(6x+4)=180

15x=180

x=12

To check;

(9(12)-4)+(6(12)+4)=180

104+76=180

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Match each sequence below to statement that BEST fits it.
Aleksandr [31]

Answer: hello your question is poorly written attached below is the complete question

answer:

1 ) =  I (

2) = F

3) = Z

4) = D

Step-by-step explanation:

attached below is the required solution.

1 ) =  I ( The sequence diverges to infinity )

2) = F ( The sequence has a finite non-zero limit )

3) = Z ( The sequence converges to zero )

4) = D ( The sequence diverges )

6 0
3 years ago
which do you think would seat more people a 4ft by 6 ft rectangular table or a circular table with a diameter of 6 ft? How many
sesenic [268]
To determine which seating arrangement would be able to seat more people you will find the distance around each table.

For the rectangle, you will find the perimeter:

P = 2l + 2w
   2 x 6 + 2 x 4
P = 20 feet

For the circle you will find the circumference:

C = pi x d
      3.14 x 6
C = 18.84 feet

The rectangle would seat more people because the distance around the table is longer.

You would be able to fit about 7-8 people around the rectangular table and 6-7 people around the circular table.
5 0
3 years ago
4. Simplify.
timurjin [86]
4. You remove the brackets

Remember:
-a × -b = positive ab / +ab
a × b = positive ab / +ab
-a × b = negative ab/ -ab
a × -b = negative ab / -ab
Where ab is the product of the two numbers & - or + are the signs.

a) 5(2x+3y) -4(3x-5y)
= 10x + 15y -12x + 20y
= 10x - 12x + 15y + 20y
= -2x + 35y
= 35y - 2x [I've been told that most people prefer the positive number in front rather than the negative number]

b) x- 2(x+ 3y) -(2x+3y) -4(x+y)b
= x - 2x - 6y - 2x - 3y - 4x - 4y
= x - 2x - 2x - 4x - 6y - 3y - 4y
= -7x - 13y

c) 3(a + 2b -2) -2(2a - 5b - 1)
= 3a + 6b - 6 -4a + 10b + 2
= 3a - 4a + 6b + 10b - 6 +2
= - a + 16b - 4
= 16b - a - 4
7 0
3 years ago
How many equal sections divide a directed line segment if it is to be partitioned with a 7:10 ratio?
Nuetrik [128]
That is a good question but I'm not sure
3 0
3 years ago
Write an expression for the calculation 84 divided into sevenths added to 9 divided into thirds
BlackZzzverrR [31]
84 is divided into 7        84/7 =12

and it is added to 

9 divided into 3    9/3 =3

12+3=15
8 0
3 years ago
Read 2 more answers
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