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Iteru [2.4K]
3 years ago
14

Which ordered pair is not a solution of f(x) = 2x + 9? A. (0,9) B. (7, 23) C.(3, 14) D.(2, 13)​

Mathematics
1 answer:
Paladinen [302]3 years ago
6 0

Answer:

The answer is C (3, 14)

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NEED HELP NOW! WILL MARK BRAINLIEST
skad [1K]

Answer:

for part b. the probability fraction is 17 over 20, or 17/20.

Step-by-step explanation:

the percentage of 65 years or older is 85% of the population. 85/100 simplified is 17/20.

8 0
4 years ago
Need Very Soon Will Give Brainliest!!!!!
morpeh [17]

The like terms are:

12x and 8x - they have the same variables

8, 55, 3, and 180 - they are all regular numbers (if you know what I mean)

6 0
3 years ago
Read 2 more answers
Solve (x + 9)2 = 25.
Marina CMI [18]

Answer:

-4 ; -14

Step-by-step explanation:

x+9 = 5

x = 5-9 = -4

x+9 = -5

x = -5-9 = -14

3 0
3 years ago
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Solve (x+4)2 – 3(x + 4) – 3 = 0 using substitution.<br> u=
mr_godi [17]

Answer:

Step-by-step explanation:

(x+4)2-3(x+4)-3=0

2x+8-3x-12-3=0

-1x-4-3=0

-1x-7=0

-1x=7

x=7/-1

x=-7

3 0
3 years ago
There are 6 people on the board of supervisors for
Sergio [31]

Answer:

40 ways

Step-by-step explanation:

Step one:

given data

number of people= 6

number of committees=6

Required

The number of ways the committees can be formed differently

Step two:

Applying the combination formula we have

C(n,r)= n!/(n-r)r!

substitute

C(n,r)= 6!/(6-3)3!

C(n,r)= 6*5*4*3!/3*3!

C(n,r)= 6*5*4/3

C(n,r)= 120

/3

C(n,r)= 40 ways

4 0
3 years ago
Read 2 more answers
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