Ashley needs 4.6 yards of chain to hang some flower baskets. the chain is sold by the meter. how many meters does ashley need?

Phillip had some bricks. he stacked them in 6 equal piles. which expression shows the number of bricks phillip put in each pile? let the variable m stand for the unknown number of bricks. m + 6 m÷6    m−6    6m

State one method by which you can recognize a perfect square trinomial.

If f(x) = 3x2 - 2x+4 and g(x) = 5x + 6x - 8, find (f-g)(x).