How to solve and test the equation of 4x + 1.5 = 2.5

How to solve and test the equation of 4x + 1.5 = 2.5

4x+1.5=2.5
4x=2.5-1.5
4x=1
x=1÷4
x=0.25
Test is to find the solution of the unknown into the original equation (you write it yourself ~ Baidu has how to write it)