Answer:
noooooooo
Step-by-step explanation:
3x^2+12x-5x-20
=3x(x+4)-5(x+4)
=(3x-5) ( x+4)
2/5, the formula is art over swimming, 16/40, then simplify 2/5
648 cu. cm
27*24=648. 24sq. cm. 27cu.cm