Solving for a Variable

Multiplication & Division

Example 2

Solve Solve_ex2_1 .

Step 1. Since x is multiplied by Solve_ex2_1.2 , divide both sides by Solve_ex2_1.2 which is the same as multiplying both sides by its reciprocal of Solve_ex2_1.2 .

Solve_ex2_2

Step 2. Simplify.

Solve_ex_2_3

Step 3. Check the solution by substituting into the original equation.

Solve_ex2_4