Question

If three angles of a triangle are "(3x - 2) degrees, (8x - 5) degrees, and (7x+7) degrees", then what does "x" equal?

Answer 1

10

Explanation:

The sum of the measures of the angles of a triangle.is 180 degrees, so:

3x-2+8x-5+7x+7=180

18x=180

x=10