x-7.5=2.8 x+ 19=35

48x=2.4 8x=7.6

x÷0.2=8 x÷ 13.3=9

2x+ 18=36 2.7x-3=7。 eight

0.5x+6=20 0.3x+9=28.8

200+x=350？ x-46=36

4x÷2= 16 3.2+X=4.6

X-25=73 18X=9

9X+ 15= 123 8X-7=49

49-4X= 17 55+5X=90

7X+ 15=29 3X-6=48

16×5+5X=90 6.8X-4.4=0.4×6

Benefits of solving equations

1, improve logical thinking ability. Solving equations is a task that requires good logical thinking ability. Learning to solve equations requires us to deeply understand the problem, analyze the essence of the problem and find a solution to the problem. In the process of solving equations, we need to follow certain steps, with clear thinking and clear organization. We should not only use what we have learned flexibly, but also be able to find the connection between problems and draw correct conclusions.

2. Improve the ability to solve problems. The process of solving equations is the process of solving problems. Facing an equation, we need to find the solution, and finally get the correct answer through reasoning and calculation. Learning to solve equations can cultivate our problem-solving ability and make us more skilled in solving various problems.

3. Solving equations is an important content in mathematics, and learning to solve equations can consolidate mathematical knowledge. Solving equations requires flexible use of algebra, trigonometric functions, exponential logarithm and other knowledge, as well as understanding the concepts and properties of functions, equations and inequalities. By solving equations, we can not only deepen our understanding of this knowledge, but also help us find the connection and application between knowledge.