Solve if the two are vertical angles 2x+43 = - 10x+25

x = - 1.5

Measure of those vertical angles = 40 degrees

Step-by-step explanation:

2x+43 = - 10x+25

2x + 10x = 25 - 43

12x = - 18

x = - 18/12

x = - 1.5

If you need to find the measure of those vertical angles then

2 (-1.5) + 43 = 40