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Aneli [31]
3 years ago
14

Which is the best first step when solving the following system of equations?

Mathematics
2 answers:
exis [7]3 years ago
8 0
B. Substitute 9x for y in the first equation
pychu [463]3 years ago
5 0

Answer:

IT B

Step-by-step explanation:

You might be interested in
G(x)=3x-4 find (gog) (x)
Anestetic [448]

Answer:

gog(x)=9x-16

Step-by-step explanation:

We are given g(x)=3x-4 and are asked to find (gog) (x)

gog(x)=g(g(x))

g(x)=3x-4

Hence

g(g(x))=g(3x-4)

=3(3x-4)-4

=9x-12-4

=9x-16

Hence

gog(x)=9x-16

5 0
3 years ago
Express the sum of 0.041 and 0.004 as a fraction in its simplest form
Vedmedyk [2.9K]
0.041 + 0.004
= 0.045
= 45/1000
8 0
3 years ago
Jake has a bag of 50 beads, some of which are blue and the remaining are green. Jake randomly pulls out a bead from the bag, rec
lana [24]
It should be D: 35. 14 + 6 = 20. I just multiplied that by two, which equals 40. That means there are 2 sets of 14 and 2 sets of 6. Since there is 10 leftover, I divided both by 2. 7 + 3 = 10. 14 x 2 = 28 + 7 = 35
3 0
4 years ago
Read 2 more answers
Please help with this
Paraphin [41]

Answer:

x = 5

Step-by-step explanation:

The sides are in proportion.

The proportion is 20/36

The other sides must be in the same proportion: 5x / 45

5x/45 = 20/36        You can reduce the left side by dividing top and bottom by 5

1x / 9 = 20/36          You can reduce the right side by dividing by 4

x / 9 = 5/9                at this point you should be able to see that x = 5, because the denominators are the same.

That is the answer.

However you can extend this by cross multiplying

9x = 45                      Divide by 9

x = 45/9

x = 5

5 0
4 years ago
Which graph shows a function whose inverse is also a function?
Andru [333]

Answer: the last one

6 0
3 years ago
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