I believe it would be 45 is greater than or equal to 3x + (3x-1) + [(3x-1)-4]
In an arithmetic equation, there is no variable in the 'meat' of the equation(example: 5-5=0). In an algebraic equation, there is a variable in the meat of the equation(example: 5-x=0).
Hope this helps and please give brainliest!
