Respuesta :

wegnerkolmp2741o

Answer:

a = 15/2

Step-by-step explanation:

3a−15=4a−3a

Combine like terms

3a - 15 = a

Subtract 3a from each side

3a-3a−15=a−3a

-15 = -2a

Divide each side by -2

-15/-2 = -2a/-2

15/2 =a

alexfromminecraft

Answer:

The answer is 15 over 2

Step-by-step explanation:

3a-15=4a-3a

3a -15 = a      subtract 3a

-3a       -3a

-15=-2a        Divide by -2

-----  -----

-2      -2

-15         15

-----  =   ------

-2            2