State which of the following is an equation. Give reasons for your answer. Identify the variable from the equation with a variable.
State the following is an equation (with a variable). Give a reason for your answer. Identify the variable from the equation with a variable.
State which of the following are equations (with a variable). Give a reason for your answer. Identify the variable from the equations with a variable.
State whether is an equation( with variable) or not. Give reason for your answer. Identify the variable (if any) also.