Question

A and B are vertical angles. If A = 4x - 10 and B = 6x - 30, find mA.

Answer 1

pic ??

Answer 2

vertical angles are equal

Answer 3

There is no picture.

Answer 4

alright so a and b are vertical angles
vertical angles share the same vertex

for example here ^^^ a = b c=d
a and are vertical angles and c and d are vertical equal so they are equal to each other
\[\huge\rm 4x-10=6x-30\]
solve for x