Of 1414 possible books, you plan to take 55 with you on vacation. how many different collections of 55 books can you take?

I'm terrible at math any here is appreciated.

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x