Answer:
5.2 = 0.5x + 1.9y
Step-by-step explanation:
In this case "standard form" signifies an equation resembling Ax + By = C.
Adding 0.5x to both sides results in 5.2-0.5x + 0.5x = 1.9y + 0.5x, or
5.2 = 0.5x + 1.9y, which is in "standard form."