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nasty-shy [4]
2 years ago
11

Please help I give you 30 points

Mathematics
1 answer:
valentinak56 [21]2 years ago
4 0

Answer:

The last one,  14 3/4

Step-by-step explanation:

I hope this helped :)

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Tell whether the system has one solution, infinitely many solutions, or no solution.
nadya68 [22]
X=-7y+34
x+7y=32

To begin with make the two problems the same kind of problem. By adding 7y on both sides for the first problem.
x+7y=34
x+7y=32

So the correct answer would be no solution because it's the same problem and it can't equal to different answers.

8 0
3 years ago
200,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000+1
Masja [62]

Answer:

200,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,001

Step-by-step explanation:

6 0
2 years ago
a 28 inch piece of steel is cut into three pieces so that the second piece is twice as long as the first piece, and the third pi
klasskru [66]
Where x is the length of the first piece
x + 2x + 6x + 1 = 28 \\  \\ 9x = 27 \\  \\ x = 3
so the first piece is 3 inches, the second is 6 inches and the third is 19 inches
3 0
3 years ago
Round 8.96278650871 to the nearest millionth.
Andru [333]

the answer is 8.962790 because it is rounded to the nearest millionth

I hope this helps you

5 0
3 years ago
Solve x2 - x - 30 = 0 by factoring.
likoan [24]

Answer:

x=6, x=-5

Step-by-step explanation:

Factoring this quadratic gets you (x-6)(x+5)=0, for this to be possible, either x-6 or x+5 has to be zero, so therefor x is 6, or x is -5

4 0
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