4 years ago

7 + (a+b) = (7+a) +b what is the property

Mathematics

1 answer:

morpeh [17]4 years ago

4 0

Answer:

Associative property of addition

Step-by-step explanation:

To “associate” means to connect or join with something. According to the associative property of addition, the sum of three or more numbers remains the same regardless of how the numbers are grouped.

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jekas [21]

Answer:

b= -8

Step-by-step explanation:

we have: 3y +12 = 6x <=> y + 4 = 2x <=> y= 2x - 4

=> 2y=4x + b

<=> 2(2x-4) = 4x +b

<=> 4x - 8= 4x +b

<=> b = -8

6 0

3 years ago

Read 2 more answers

What does the solution to an equation with one solution look like?

mihalych1998 [28]

I believe it's b. Hope this helps

3 0

4 years ago

Solve <br><br> 1/5(20−10x)−8x>−6x−16

Harrizon [31]

Answer:

Step-by-step explanation:

4 - 2x - 8x > -6x - 16

4 - 10x > -6x - 16

4 - 4x > -16

-4x > -20

x < 5

7 0

3 years ago

which values of x and y are solutions to the open sentence? 4y ≥ 3x 2 a. x = 3, y = 0 b. x = 4, y = 3 c. x = 6, y = 5 d. x = 7,

boyakko [2]

4y ≥ 3x + 2

Plugging in the values in the options, then the required values are when x = 6 and y = 5, then
4(5) ≥ 3(6) + 2
20 ≥ 18 + 2
20 ≥ 20

8 0

3 years ago

How many different ways can you make change for $.50 using only nickels,dimes, and quarters?

yanalaym [24]

Answer:

10 ways

Step-by-step explanation:

5 0

3 years ago