Question

The sum of the measures of angle p and angle s is 140°

the measure in degrees of angle p is represented by the expression(5x + 30°)

the measure of angle s is 80°

what is the value of x?

Answer 1

The sum of the measures of the angles of any triangle is 180 degrees. In triangle abc, angles a and b have the same measure, while the measure of angle c is 78 degrees larger than each of a and b.