Fatore as seguintes expressoes:
A)x2^-y2^
B)a2^b4^-9
C)16-4x2^
D)1000-x2~y2^
E)y2^-1

Could answer every question with steps

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made

X+ y = 5 ; x - y =3 solve using linear combination