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11111nata11111 [884]
2 years ago
7

The area of the shaded region is 20 cm. Find the value of x

Mathematics
1 answer:
dolphi86 [110]2 years ago
3 0
If you could put more info ab this then i would understand what u want me to put
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HELP ME PLS I WILL GIVE YOU THE BRAINEST
Fiesta28 [93]

Answer:

The first term should be positive

She did not distribute the -4 properly

She added \frac{2}{7} to negative -4 instead of multiplying

Step-by-step explanation:

In order to tell where she is wrong we should solve the question our selves. we are going to get the following......

-4(-3x + \frac{2}{7})= -4(-3x) +  (-4)(\frac{2}{7} )= 12x - \frac{8}{7}

So now we see that the three things she did wrong are.

The first term should be positive

She did not distribute the -4 properly

She added \frac{2}{7} to negative -4 instead of multiplying

Hope this helps :)

7 0
3 years ago
Read 2 more answers
Daniel, Jim and David share £80 in the ratio 3:6:7 respectively. David gets the biggest share,
shutvik [7]

Answer:

Got my points deducted by a loser name PoeticAesthetics

Step-by-step explanation:

6 0
3 years ago
Stephanie has 60 tickets to the carnival.She used 3/4 of her 60 tickets to play games.Then she used 1/5 of her remaining tickets
Lera25 [3.4K]

Answer:

<h2>She gave her brother 6 tickets</h2>

Step-by-step explanation:

This problem is on fractional numbers.

given that she has 60 tickets

1.She used 3/4 of her tickets to play game

=(3/4)*60

=180/4

=45

She is left with (60-45)= 15 tickets

2. She used 1/5 of her remaining tickets for rides

    =(1/5)*15

   =15/5

   =3

She is left with (15-3)= 12 tickets

3. She gave half of her tickets to her brother.

  = (1/2)*12

  =12/2

 = 6

She gave her brother 6 tickets

3 0
3 years ago
What is −809 in radians? I tried -809pi/180 but it was marked incorrect
GalinKa [24]

Answer:

-14.120 Radians

Step-by-step explanation:

To convert, use this angle degrees to radians formula:

Radians = Degrees x ( Pi / 180)

Try using this formula

6 0
3 years ago
Can you please answer this
jasenka [17]

Answer:

Sum angle of triangle BHD = 180°

36 + 39 + BHD = 180

BHD = 180 - 36 - 39

= 105°

BHD + x° = 180° (straight angle)

105° + x° = 180°

x = 180 - 105

= 75°

4 0
3 years ago
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