Solve the equation. Check the solution.
a - 3.2 = 5.5

8.7

Step-by-step explanation:

one way that works the best, since you have your unknown variable ( a ), you will have to move -3.2 over to the side where 5.5 is. after you do that, you have to add together the 3.2 and the 5.5 because whenever you do something like that, you have to do the opposite of that. hope that made sense!

529 and 531

step-by-step explanation:

1/800 is the right answer