2x-9= -11
Move -9 to the other side
Sign changes from -9 to +9
2x-9+9= -11+9
2x= -11+9
2x=-2
Divide both sides by 2
2x/2= -2/2
Answer: x= -1
can u take a better pic :) so its more clear!!
Step-by-step explanation:
Answer:
C. Semiannual
