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VikaD [51]
2 years ago
13

C. Are 2b + b and 3b equivalent expressions​

Mathematics
2 answers:
lyudmila [28]2 years ago
6 0

Answer:

The answer is No they are not equvalient expression

Step-by-step explanation:

please mark as brailist

Alecsey [184]2 years ago
4 0

Answer: Yes

Step-by-step explanation:

Imagine you have b = 2.

Plug 2 into the equation 2b + b = 3b

You get: 2(2) + 2 = 3(2)

Which solves to be 6 = 6

As long as the variable is the same, in this case b, and they are to the same power, in this case ^1, you can combine them.

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A 21-inch rope is to be cut into two pleces so that one piece is 8 inches longer than twice the other. How long is each piece, i
Serhud [2]

Answer:

4 1/3 inches   Smaller piece

16 2/3 inches   Larger piece

Step-by-step explanation:

x + (2x + 8) = 21

3x + 8 = 21

3x = 13

x = 13/3

x = 4 1/3 inches   Smaller piece

2x + 8 = 8 2/3 + 8

2x + 8 = 16 2/3 inches   Larger piece

8 0
3 years ago
Point A was marked on a number line at -3. Then point A is then moved to a position, point B, that is 11 less than its starting
ira [324]

Answer:  -6

Step-by-step explanation:

i took the test my guy

7 0
3 years ago
F(x)=x-2, find the following
grin007 [14]

Answer:

Find the following what?

Step-by-step explanation:

4 0
2 years ago
What is this pls help
Julli [10]

Answer:

5z

Step-by-step explanation:

3z+5z-3z(3z gets cancelled)

5z

3 0
3 years ago
Read 2 more answers
Need help with work g
Nonamiya [84]

Answer:

21 meters

Step-by-step explanation:

First find the circumference of the tire:

c = πd

c = 3.14(670)

c = 2103.8

Multiply by 10 to find the distance the bike has travelled:

2103.8*10 = 21,038

Convert millimeters to meters:

21,038 millimeters ≈ 21 meters

8 0
2 years ago
Read 2 more answers
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