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What is the value of the expression when a = 6, b = 4,and c = 8?

2a/3b−c


A.1

B.3

C.8

D.12


What is the value of the expression when a = 5 and b = 2?

2a+b−3


A.6

B.9

C.11

D.24


Evaluate the expression for a = 3, b = 12 , and c = 4 .

8ab/2bc

Enter your answer in the box.

Respuesta :

wegnerkolmp2741o

2a/(3b−c)

substitute a=6 b=4 c=8

(2*6)/((3*4) -8)

12/(12 -8)

12/(4)

3

Choice B


2a+b−3  when a=5 b=2

2(5) +2-3

10+2-3

12-3

9

Choice B


8ab/2bc

rearrange to make the math easier

8/2 * a/c * b/b

4 * a/c *1

4 * 3/4

rearrange to make the math easier

4/4 *3

3


kristen539
1)3
2)9
3)3
Hope this helps :)



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