72ab-36bc+48bd
Factor out 12b from the expression
12b x(6a-3c+4d)
Answer : 12b x(6a-3c+4d)
Answer:
159 degrees
Step-by-step explanation:
A full semicircle (or half circle) has a degrees of 180. And x is equal that semicircle so x = 180, now if we subtract 21 from 180 we get 159, so X = 159.
Answer:

Step-by-step explanation:
Answer:
20>4
Step-by-step explanation:
12-3 forget about the x 12-3=9 . 9+11=20
(17-9)=8 . 8-4 =4
so your answer is correct