Solve linear equations with unknown coefficients

The  exercise appears under the Algebra I Math Mission. This exercise practices solving a linear equation where the coefficients are represented by letters.

Types of Problems
There is one types of problems in this exercise:


 * 1) Solve the equation: This problem provides an equation with variables. The student is asked to select the correct options for the solution of the equation.Solve linear equations with unknown coefficients.PNG

Strategies
Knowledge of identities and contradictions helps to perform this problem accurately and efficiently.
 * 1) Equations should be solved in the standard way. If $$x$$ can be isolated, there is one solution and should be solved using inverse operations.
 * 2) Using the distributive property, students can group like terms together on both sides of the equation.

Real-life applications

 * 1) Applications include supply and demand lines form business and various other situations where there is information gained from different resources.