(HALP. PLS. 50 PTS + BRAINLIEST)
A= {1, 2, 3, 4, 5, 6, 7, 8} Write all the proper subsets of A.

#12 find the value of x. #13 find the value of the variable.

Kathy spent 5/8 of her money on books and another 1/6 of her money on stationeries.what fraction of kathy’s money was left?

What are the solutions of the system? y = x^2 + 2x +3y = 4x - 2a. (-1, -6) and (-3, -14)b. (-1, 10) and (3, -6)c. no solutiond. (-1, -6) and (3, 10)