Answer:
-2b
Step-by-step explanation:
−4b+2b
=−4b+2b
=−b+−b+−b+−b+b+b
=−b−b
=−2b
Answer:
-2b
Step-by-step explanation:
This just an addition problem so there's not much work to show.
It's the same as -4 + 2 = -2 but they just put variables in front of them so it's
-4b + 2b = -2b
