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DENIUS [597]
3 years ago
6

What is the solution to the system? a+b=4 a=2b-8

Mathematics
1 answer:
nikdorinn [45]3 years ago
5 0
B=4-a sorry if that’s not correct but I think it is
You might be interested in
Find the 13th term of the arithmetic sequence -3x+7, -5x+3, -7x-1, ...
oksano4ka [1.4K]

Answer:

a₁₃ = - 27x - 41

Step-by-step explanation:

The nth term of an arithmetic sequence is

a_{n} = a₁ + (n - 1)d

where a₁ is the first term and d the common difference

Here a₁ = - 3x + 7

d = a₂ - a₁ = - 5x + 3 - (- 3x + 7)

                 = - 5x + 3 + 3x - 7

                 = - 2x - 4

Then

a₁₃ = - 3x + 7 + 12(- 2x - 4)

     = - 3x + 7 - 24x - 48

     = - 27x - 41

3 0
3 years ago
What is the approximate area of the figure? Help pls.....
Vaselesa [24]
Okay, first we need to calculate the area of the rectangle. 

Area of Rectangle- 16 x 6 = 96 

Next, we need to calculate the area of the semicircles. 

Formula: Radius x Radius x pi (3.14) = Area of circle

 Since we know that the diameter is 6 we can figure out the radius. 
The radius is half of the diameter. So our radius is 3. 

3 x 3 x 3.14 = 28.26

Since it's a semi circle we now need to divide by 2. 

28.26 divided by 2 = 14.13 

Then, we add.  

Area of rectangle 
+
Area of 2 semi circles 

96 + 14.13 + 14.13 = Total Area of The Figure 

So our answer is 124.26

7 0
4 years ago
My grandparents have four grandchildren. The product of the ages of the four grandchildren is 67 184. The youngest grandchild is
fomenos

Answer:

lets say they are a,b,c,d

a*b*c*d=67184

a<10

a=d-30

also bear in mind that b and c are in between

the rest is just trial and error as long as you satisfy all those equations above

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Does Y+7=2x and<br> 2y=4x-14 have a solution?
Minchanka [31]

Answer: jnj njnjnjknkjkjnkjnkjn

bbnj j

Step-by-step explanation:

7 0
3 years ago
If m = 4, what is 6×(8−m)? A 10 B 20 C 24 D 72
mr_godi [17]

Answer:

Hi, There! ≧ω≦

<h2>Question</h2>

f m = 4, what is 6×(8−m)?

<h2>Answer</h2>

24

Step-by-step explanation:

We can multiply 6 times 8-4 Which gives us 6 x 4 and The Answer would be 24.

Therefore, I hope this helps! ≧ω≦

7 0
3 years ago
Read 2 more answers
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