X + 5x - 13 = 140
6x - 13 = 140
6x = 153
x = 25.5
5(25.5) -13 = 114.5
CHECK: 25.5 + 114.5 = 140
Answer:
B
Step-by-step explanation:
because its rellevant :)
Answer:
Rewrite
(
4
−
3
i
)
2 as (
4
−
3
i
)(
4
−
3
i
)
.
(
4
−
3
i)
(
4
−
3
i
)
Expand (
4
−
3
i
)
(
4
−
3
i
)
using the FOIL Method.
4
⋅ 4
+
4
(
-3
i
)
−
3
i
⋅
4
−
3
i
(
−
3
i
)
Simplify and combine like terms.
7
−
24
i
Step-by-step explanation:
Answer: B) False
• sin 30º = 1/2
• cos 30º = √3/2