Can you tell me what would cause the toilets to gurgle when the washing machine drains?

Hello, Every time we use our washing machine, it overflows the toilet during the rinse cycle. We have the regular sewage system and not a septic tank. How do I stop this?

The powder room is next to our washing machine/ utility room and when we run the washing machine the toilet gurgles and the washing machine room smells foul. The toilet and washing machine share the same drain. Our house was built in 2004. We would appreciate some guidance on how to fix this...

When the washing machine drains, the toilet in the next room gurgles and the bowl partially fills. I have taken these steps: Ran hose down vent pipe on roof. No backup noticed. Had plumber snake from outside wall cleanout by washing machine and 1/2 bath toilet to city sewer line in alley,...

My basement toilet bubbles after the washing machine in the basement drains. Now, the toilet flushes but doesn't drain at it's normal rate, the water level rises almost to the very edge of the toilet bowl, then slowly returns almost to the normal level. I've tried almost everything from liquid...