Determine the value of x for which a || b if m<3=10x and m<5 = 12x - 25

2.5°

100°

125°

12.5°

1 answer

The value of x for which the angles a and b are parallel (a || b) is when the corresponding angles are equal. In this case, we can set m<3 = m<5:

10x = 12x - 25
-2x = -25
x = 12.5

Therefore, the value of x for which a || b is 12.5°.