Serial numbers for a product are to be made using 2 letters followed by 3 digits the letters are to be taken from the first 6 letters of the alphabet with no repeats the digits are to be taken from 10 digits with no repeats how many serial numbers are there

1. are the triangles similar and if so why? what is the value of x? show your work.

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

What does x = in this equation x+3+2x=x+5