Solution: problem: two people, A and B, make some machine parts. It is known that A makes two more pieces per hour than B, and the time for A to make 10 pieces is equal to the time for B to make six pieces. How many pieces do A and B produce per hour?

Suppose A does X every hour, then B does (x-2) every hour.

According to the meaning of the question, you get:. Solution: x = 5.

X=5 is the root of the original equation.

∴x=5.

Party A and Party B earn ￡ 5 and ￡ 3 respectively per hour.