Answer:
18x+9xy
(9x•2)+(9x•y)
18x+(9x•y)
Step-by-step explanation:
I took the test online in K12 and when I reviewed it said that those are the correct answers.
B
I believe the answer is -6/10 or -0.6
-2.1- (-0.6) = -1.5
-1.5 = -1 1/2
12
Step-by-step explan
It is b