The expression (3x+4) (2x-6) is equavalent to?
3x(2x-6)+4(2x-6)
multipy out brackets to give:
6x^2 - 18x + 8x - 24
collect like terms to get:
6x^2 - 10x - 24
3x(2x-6)+4(2x-6)
multipy out brackets to give:
6x^2 - 18x + 8x - 24
collect like terms to get:
6x^2 - 10x - 24