Which expression is equivalent to StartRoot 120 x EndRoot?

Find the value of a. the diagram is not to scale. a quadrilateral is drawn. the upper and lower sides are parallel. the interior angle in the upper left corner is labeled a degrees. the angle in the upper right corner is labeled 113 degrees. the angle in the lower right corner is labeled b degrees. the angle in the lower left corner is labeled 36 degrees. a. 36 b. 144 c. 54 d. 126

For what value of x does 4x = (1/8) x + 5?

Measures of the angle of r, 31 s (x+4) t (3x+9)