katmeadows01 katmeadows01

09-05-2017
Mathematics

contestada

The measure of an angle is 12° less than twice the measure of its supplement. What is the measure of the angle?

28°
64°
34°
116°

Respuesta :

harpieee harpieee

13-05-2017

Here is the equation you should use: x + 2x - 12 = 180
You will be solving for x.

Combine like terms then add twelve to both sides of the equation.

3x = 192

Divide by 3 on both sides of the equation.

x = 64

Now, plug 64 in the equation for x.

2(64) - 12 = 116

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