Mini-Quiz: Solving a Linear Equation with One Variable

1. What is the solution of the equation 2x = x + 3?

   x = 3That is correct. You know how to solve equations. 3x = 3Sorry, not correct. Try another button. 3 = −xGood try, but not right. Select another answer.

2. What is the solution of the equation (x − 2a)/2 = 0?

   x = 2 + 2aSorry, not correct. Try another button. x = 2aCorrect. You are improving in Algebra. x = 2Oops! Wrong answer. Re-read the question and try again.

3. What is the solution of the equation 1/(x + 1) = 5?

   1 = 5(x + 1)Oops! Wrong answer. Re-read the question and try again. x = −4/5That is correct. You know how to solve equations. x = 4/5Good try, but not right. Select another answer.

Pick an answer to see instant feedback. Re-read the lesson if you miss one.