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marin [14]
3 years ago
5

(-4x + 5) - (6x + 7) = 0

Mathematics
1 answer:
Veseljchak [2.6K]3 years ago
6 0
The answer of this math question is C) X= -0.2
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GIVING BRAINLIEST! Please help
MariettaO [177]

Answer:

  the marked answer is correct

Step-by-step explanation:

The desired end result is an identity matrix in the first three columns. The diagonal values are 1, as needed, so what remains is to eliminate the off-diagonal values. In row 2 that can be done by adding row 3 to it.

The next step should be to add rows 2 and 3 and replace row 2 with that sum.

4 0
3 years ago
Find the surface area of the composite solid. round the answer to the nearest hundredth.
lubasha [3.4K]
The picture in the attached figure

[surface area of the composite solid]=1*(4*6)+2*(4*4)+2*(4*6)+2*(4*√13/2)+2*(6*2√2/2)
[surface area of the composite solid]=24+32+48+4√13+12√2
[<span>surface area of the composite solid]=135.39 yd</span>²

the answer is
135.39 yd²

5 0
4 years ago
The conversion factor used to convert degrees to radians is
earnstyle [38]

Answer:

1 pi/180 degrees

Or,

180 degrees/1 pi

8 0
3 years ago
Read 2 more answers
Can someone help answer the first two?
Murljashka [212]

Answer:

below given!

Step-by-step explanation:

1) mean = (7.4 + 5.8 + 7.3 + 7 + 8.9 + 9.4 + 8.3 + 9.3 + 6.9 + 7.5 + 9 + 5.8 + 5.5 + 8.6 + 9.3 +3.8) / 16

mean = 7.47

5 0
3 years ago
12 + 2(x + 6) - 8 = 26
Kisachek [45]

Answer: x=5

Step-by-step e

6 0
3 years ago
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