Algebra with the Tank

GAME INFO
Algebra with the tank is the online maths game to solve some algebraic expressions of the first degree. These are algebra equations with one unknown. You must move the tank, by clicking with the mouse on the lane of the tank you want to move it to, so that it passes through the mine with the number that has the solution of the algebraic expression so that the mathematical equation is fulfilled. What is the value of the unknown? Go through the numbered mine with the solution so that the bomb does not explode and the mathematical tank can continue to move forward.