Start with multiplying by 4 first and then, by 6 both sides.

Start with adding 3 both sides.

Try and subtract 4x from both sides.

Start with multiplying (3 - 6x) both sides.

Try to form an equation with one variable from the given conditions.

Try to form a linear equation in one variable and then work it out.

Change the conditions given into linear equation and then work out.

Try and form two linear equations and relate them.

Start with subtracting 2 from both sides and putting the ms together.

Arrange them in a linear equation and then work out the age.