Respuesta :
5.4 = a - (-1.8)
two negatives = one positive
5.4 = a + 1.8
isolate the a
5.4 (-1.8) = a + 1.8 (-1.8)
a = 5.4 - 1.8
a = 3.6
hope this helps
two negatives = one positive
5.4 = a + 1.8
isolate the a
5.4 (-1.8) = a + 1.8 (-1.8)
a = 5.4 - 1.8
a = 3.6
hope this helps