Respuesta :

sunflowerem

x=4, because the height on the left side of the triangle is 7m. The height on the right side is 3+x=7, so x must equal 4, since both sides have equal height.

I hope this helps :)
Y is 11 you can tell since the 19 on the bottom is parallel to the 8 and adding 12 gives you 19 so that’s your answer