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3 years ago

Can someone help me with 21

1 answer:

6 0

1. 10.4
2. 9.3
3. 10.3

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stepladder [879]

Answer:

true

Step-by-step explanation:

5 0

2 years ago

Elena-2011 [213]

Yes because all of x are different numbers.

8 0

2 years ago

timofeeve [1]

Answer:

x=-1

Step-by-step explanation:

$\frac{x ^{100} + 1 }{x + 1}$

$x + 1 = 0$

$x = - 1$

7 0

2 years ago

ozzi

Answer:

-2480

Step-by-step explanation:

31 * -80 =-2480

Not sure how to explain this more, but I hope this helps!

3 0

3 years ago

sammy [17]

6x + 2x - 1 = 5x + 11
      8x - 1 = 5x + 11
      - 5x    - 5x
      3x - 1 = 11
      + 1   + 1
   3x = 12
      3 3
   x = 4

4 0

3 years ago