Respuesta :

x=-3.5 is the answer if you are allowed to have negatives as your answer
0.4x+2.9= 1.5
(Move the constant to the right side and change it’s sign)
0.4x= 1.5-2.9
(calculate the difference)
0.4x= -1.4
(divide both sides of the equation by 0.4)
and your answer is x= -3.5