Respuesta :
Answer:
[tex] - 2a + b[/tex]
solution,
[tex](a + 2b) - (3a + b) \\ = a + 2b - 3a - b[/tex]
Collect like terms
[tex] = a - 3a + 2b - b \\ [/tex]
Simplify:
[tex] - 2a + b[/tex]
Hope this helps..
good luck on your assignment....
Answer:
solution,
[tex](a + 2b) - (3a + b) \\ = a + 2b - 3a - b[/tex]
Collect like terms
[tex] = a - 3a + 2b - b \\ [/tex]
Simplify:
[tex] - 2a + b[/tex]
Hope this helps..
good luck on your assignment....