Help Help Help Help Help Help HELP

Find the difference (8ab+a+2) - (3ab+6)

Plz determine whether the polynomial is a difference of squares and if it is, factor it. y2 – 196 is a difference of squares: (y + 14)2 is a difference of squares: (y – 14)2 is a difference of squares: (y + 14)(y – 14) is not a difference of squares

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers