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Mathematics
Mathematics
Problem
Two straight lines intersect at point
O
O
O
. One of the angles is
(
6
x
−
10
)
∘
(6x - 10)^\circ
(
6
x
−
10
)
∘
and the angle vertically opposite to it is
(
4
x
+
20
)
∘
(4x + 20)^\circ
(
4
x
+
20
)
∘
. An angle adjacent to
(
6
x
−
10
)
∘
(6x - 10)^\circ
(
6
x
−
10
)
∘
is
(
4
y
+
4
)
∘
(4y + 4)^\circ
(
4
y
+
4
)
∘
. Find the value of
y
y
y
. a)
22
22
22
b)
24
24
24
c)
21
21
21
d)
19
19
19
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