If you would like to solve - 21 + (- 13) + (- 9), you can calculate this using the following steps:
- 21 + (- 13) + (- 9) = - 21 - 13 - 9 = - 43
The correct result would be A. - 43.
Answer:
AAS
Step-by-step explanation:
Answer: 40 seconds
Step-by-step explanation:
They have that multiple in common
Answer:
Since both terms are perfect squares, factor using the difference of squares formula,
a
^2
−
b
^2
=
(
a
+
b
)
(
a
−
b
)
where
a
=
y
and
b
=
6
(
y
+
6
)
(
y
−
6
)
Answer: B and E apply. I know for sure.