Question

The interior angles of a triangle have measures (2x−5)° , (4x−1)° , and 30°. What is the value of x? Enter your answer in the box.

Answer 1

we know that

the sum of the internal angles of a triangle is 180 degrees
so
(2x-5)+(4x-1)+30=180
6x+24=180
6x=156
x=26°

the answer is
x=26°