Answer:
9
Step-by-step explanation:
27 - 18 = 9
Distribute the two to each of the values in the parentheses.
-4 +6a-10= 1-1a
Then move like terms to the same side to simplify.
6a+1a=1+10+4
7a=15
a=15/7
Answer:
1 1/2
Step-by-step explanation:
3^3/7 ≈ 1.601
1.601 rounded to the nearest half is 1 1/2.