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Mathematics
Mathematics
Problem
Lines
A
B
AB
A
B
and
C
D
CD
C
D
are parallel and are intersected by a transversal
E
F
EF
E
F
. One interior angle on the same side of
E
F
EF
E
F
measures
(
6
x
+
15
)
∘
(6x + 15)^\circ
(
6
x
+
15
)
∘
and the other measures
(
4
x
+
25
)
∘
(4x + 25)^\circ
(
4
x
+
25
)
∘
. Find the value of
x
x
x
. a) 12 b) 14 c) 15 d) 5
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