==> I can't be sure of the equation. There's a blank space between '5t' and '8', where an operation must be. I think the operation is more likely ' + ' (addition). Brainly usually does show the ' - ' if it's subtraction, but goes blank if it's addition. Tell you what I'll do: Since you sound so desperate, and you're being so generous with your points, I'll show you how to figure it out both ways.