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Nikitich [7]
3 years ago
15

Please help and show clear instructions will give brainliest !

Mathematics
2 answers:
just olya [345]3 years ago
8 0
3 was the right answer to this
Tems11 [23]3 years ago
3 0

Answer:

Answer is 3 because

Step-by-step explanation:

a=2

20*2= 40

40-1 = 39

b = 13

so 39/13 = 3

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Two A minus eighteen

eighteen minus Two A

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3 years ago
Solve the system of equations algebraically. Verify your answer using the graph.
nirvana33 [79]
Both of those equations are solved for y.  So if the first one is equal to y and the second one is equal to y, then the transitive property says that the first one is equal to the second one.  We set them equal to each other and solve for x.  4x-5=-3 and 4x = 2.  That means that x = 1/2.  We were already told that y = -3, so the coordinates for the solution to that system are (1/2, -3), B from above.
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Marina is paid $ 28 per hour and works 7 days per hour. She recives one paid day off foe each days that shd works what is her tr
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3 0
3 years ago
Answer the 3 questions above (in the picture) please!!!
Karo-lina-s [1.5K]

Answer:

1. X = 17/A  --- answer is (A)

2.  (6, 0.7) (10, 1.9)

3. $10.99D + $9.99  ≤ $100

Step-by-step explanation:

1. AX + 4AX = 51 + 2AX

 5AX = 51 + 2AX .... -2AX both side

3AX = 51   .. divide 3A

X = 17/A  --- answer is (A)

2. 10y = 3x -11

   (2, 0.5):       3*2 -11 = - 5     10y = 10*0.5 = 5    ..... not correct

    (4, 1)            3*4 - 11 = 1       10y = 10*1 = 10 ....... not correct

   (6, 0.7)        3*6 - 11 = 7       10y = 10*0.7 = 7  .....Correct

   (8,2.3)          3*8 -11 = 13       10y = 10*2.3 =23   ..... not correct

   (10, 1.9)        3*10 -11 = 19       10y = 10*1.9 = 19   .... correct

3.  1D cost $10.99

    D piece cost: $10.99D

     Shipping: $9.99

    No more than $100: ≤ 100

D piece DVD + Shipping withtotal no more than $100:

$10.99D + $9.99  ≤ $100

 

5 0
3 years ago
Translate and solve: 3x less than 2 times the sum of 2x and 1 is equal to the sum of 2 and 5. X=
Sauron [17]

Answer:

3 x = 2 = 2 x = 1 = 2 = 5 X =

Step-by-step explanation:

Use the given functions to set up and simplify

5X.

im pretty sure this is right, butt if its not im sorry <3

6 0
3 years ago
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