Seven less than twice a number is 15. What is the number?

(01.02 lc) angle abc has point e on ray ba and point d on ray bc. points e and d are equidistant from point b. to bisect angle abc, which of the following needs to be identified for the construction? the distance between points e and d the point in the angle that is equidistant from points e and d the endpoint of rays ba and bc the point outside of the angle that is equidistant from points e and d

Draw a scaled copy of the circle using a scale factor of 2

We just started the introduction into circles and i have no idea how to do this.