Algebra- Simplify Expressions

x²-y²

Simplify (x-y) (x+y)

3x²y²

(6x⁹y⁵z⁴) / 2x⁷y³z⁴

x²-2xy+y²

Simplify (x-y)²

(4x + 13) (4x - 13)

Simplify 16x² - 169

24x²y-15xy²

Simplify 3xy(8x-5y)

10y - 120z

Simplify 5(2y - 12z) - 60z

30x²y - 25xy

Simplify 5xy(6x - 5y)

35xy + 210y

Simplify 5y(7x + 42)

49xy + 245y

Simplify 7y (7x + 35)

32y - 160z

Simplify 8(4y - 10z) - 80z

72xy + 576y

Simplify 8y(9x + 72)

54y - 252z

Simplify 9(6y - 14z) - 126z

-12x-3

Simplify [(9-144x²) ÷(12x-3)]

3x²y

Simplify [9x⁵y⁴z⁷] ÷ [3x³y³z⁷]

(x + 15) (x-15)

Simplify x² - 225