Answer:
-12b+6c+18
Step-by-step explanation:
you just need to add the same numbers and stuff
like -4b+(-8b)=-12 and so on
hope this helps ^^
-12b + 6c + 18
rewrite as all addition problem:
-4b + 8c + 12 + (-8b) + (-2c) + 6
now put 'like terms' next to each other:
-4b + (-8b) + 8c + (-2c) + 12 + 6
simplify:
