《从问题到方程》是第四章《一元一次方程》的第一节学习内容。学生在目前遇到应用题大都习惯用代数方法解决,碰到复杂的问题往往来手无策。进入初中阶段更多的是用方程解决,根据题意列出方程,正确地解出方程,最后得到问题的解。 “From the problem to the equation” is the first section of the fourth chapter “One Elementary Equation”. Most of the students are currently accustomed to using algebraic methods to solve problems in their applications, and they often do not know how to deal with complex problems. Entering the junior high school stage is more often solved by equations. The equations are listed according to the questions, the equations are solved correctly, and the solution to the problem is finally obtained.