If 3x - 10 and 2x + 15 are vertically opposite angles of each other . The value of x
a) 25
b) 40
c) 35
d) 52
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Step-by-step explanation:
3x- 10 = 2x+ 15 (vertically opposite angles are equal)
3x-2x = 15+10
x = 25 degrees
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