If you subtract -46 from twice a number, the result is 548, how do u find the number

12. decide whether each statement is always true, sometimes true, or never true. a. when corresponding points of an original figure and its reflection are connected, the resulting segments are all perpendicular to the line of reflection. b. when a point is reflected over a horizontal line, the y-coordinate of the point stays the same. answer both questions and explain

Ineed to know the answer to this algebra question.

Which expression is rational? 6. , square root two, square root 14, square root 49