Let number of polio vaccination be x and mesles vaccination be y
from question x+y=60 and 4x+2y= 184
from both equation x =32 and y=28
The correct answer is letter C; -6,
-5 2/5 or -27/5 and -4 1/5 or -21/5.
You can find this answers by substituting 1, 4, and 10 into the letter n.
Then you follow the operational order to get the answer.
Answer:
82/9
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
I am pretty sure.
it might be B though
Answer:
Since both terms are perfect squares, factor using the difference of squares formula,
a
2
−
b
2
=
(
a
+
b
)
(
a
−
b
)
where
a
=
k
2
and
b
=
1
.
9
(
−
36
k
6
+
k
5
−
k
−
2
)