Respuesta :

Heather

Answer: x = 20°

Step-by-step explanation:

     These are vertical angles, which means they are congruent and equal to each other.

     Given:

(4x + 30)° = 110°

     Subtract 30° from both sides of the equation:

4x = 80°

     Divide both sides of the equation by 4x:

x = 20°

Answer:x=20

Step-by-step explanation:

Vertical angles Theorem, this means that the two angles are equal to each other.

set equal.

4x+30=110

solve.

4x+30=110

    -30   -30

4x=80

÷4   ÷4

x=20

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