Which is a enzyme Helicase, Ligase, Hydrogenase or Replicase

Helicase

Explanation:

The names of enzyme end in -ase, and although the other choices also end in -ase, they are not real enzymes.

answer; the above answer to the above statement is (true)

try using substitution:

x + y - 6 = x - y. (i'm not giving you the exact answer). since 0 = x - y, then sub 0 in the equation with x - y. combine your like terms, and then use inverse operations, and you'll have your answer.

: -)