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Tcecarenko [31]
3 years ago
9

What is 1/2x(4+6x3)-9?

Mathematics
2 answers:
Ksju [112]3 years ago
7 0

Answer:

1st do you do 6 × 3 to get 18 and then you add that by 4 because parentheses come 1st. You want to use Pemdas so you do 1/2 times 22 and then you want to subtract 9 from 22 to get 12.

podryga [215]3 years ago
3 0

Answer:

Answer is 2

Step-by-step explanation:

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If polygon A is a parallelogram, and polygon B is a rectangle, which of the
Daniel [21]

Answer:

The answer is C

Step-by-step explanation:

* Lets talk about some facts in parallelograms and rectangles

- Rectangle is a parallelogram with right angles

- Supplementary angles is two angles their sum is 180°

- The opposite angles in the rectangle are equal and supplementary

- A circle can circumscribe a quadrilateral if the opposite angles of

 the quadrilateral are supplementary

- In the parallelograms opposite angles are equal

- The circle can circumscribe a rectangle because its opposite

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- The circle can't circumscribe a parallelogram because its opposite

 angles are not supplementary they are equal

* Lets solve the problem

- Polygon A is a parallelogram

- Polygon B is a rectangle (parallelogram with right angles)

∵ The circle can't circumscribe a parallelogram because its opposite

  angles are not supplementary

∴ Polygon A can't circumscribed by a circle

∵ Polygon B is a rectangle its opposite angles are equal the measure

  of  each one is 90°

∴ Its opposite angles are supplementary

∴ Polygon B can circumscribed by a circle

∵ The rectangle is a parallelogram with right angles

∴ Polygon B represents the only parallelogram that a circle can

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* The answer is C

6 0
3 years ago
Braxton has money in a savings account. The equation b=800(1+0.03)t can be used to calculate the amount of money ,
Drupady [299]

Answer:

LOL ur cheating

Step-by-step explanation:

7 0
2 years ago
Solve the system by graphing.<br> 19) y = x2 + 2x + 7<br> y = 3x – 4
Sedbober [7]

Answer:

  no real solutions

  complex solutions: x = 0.5±i√10.75, y = -2.5±i·3√10.75

Step-by-step explanation:

The graph shows the line and parabola do not intersect, so there are no real solutions to this system of equations.

__

However, the complex x-solutions can be determined from the graph to be ...

  x = 0.5 ±i√10.75

The corresponding y-values can be found from the equation

  y = 3x -4 = 3(0.5 ±i√10.75) -4

  y = -2.5 ± i·3√10.75

8 0
3 years ago
Solve 1) y"+y'+y=x²;​
Naily [24]

Answer:

x2+3y

Step-by-step explanation Combine like terms y+y+y=x2   3y+x2  and the solution is x2+3y.

5 0
3 years ago
The angles of a triangle are 2x , 3x ,and 4x degrees . find the value of x
BigorU [14]

Answer:

24

Step-by-step explanation:

2;3;4;x

2x 3x =6x

six is equal to the x an. four

4 0
4 years ago
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