Answer:
20/167
Step-by-step explanation:
There are 20 female students with black eyes out of a total of 167 students
Answer:
k-4.7
Step-by-step explanation:
It is k minus 4.7 because when it says less than it means the number that is stated before the phrase is being subtracted :)
Answer:
116°
Step-by-step explanation:
3x-4+9x+17+6x-31=180
18x-18=180
+18 +18
18x=198
18x/18=198/18
x=11
a=9x+17
a=9(11)+17
a=99+17
a=116°
hopefully this helps :)
Answer:
no solutions
Step-by-step explanation:
b-9-b=-18
Combine like terms
0b -9 = -18
-9 = -18
This is never true, so there are no solutions
