219 + d, since you have 219 pies baked last year and you have d baked this year. If you want to know how much pies are baked in total, then you must add the 219 pies and d to get the total number of pies baked in two years. Hoped this helped, I'm new to Brainly.
(2/3) / 3 = 1/x...2/3 to 3 lawns = 1 to x lawns cross multiply (2/3)(x) = (3)(1) 2/3x = 3 x = 3 * 3/2 x = 9/2 or 4 1/2 lawns can be cut with a full tank of gas