24. Since the area of a square is 36, it's best to figure out what the factors of 36 are.
The square root of 36 is going to be 6 so both factors are going to be six.
You don't have to worry about the side lengths being different because it's a square; therefore, the sides can't be uneven like a rectangle characteristically would.
1. x=4-2y
2.x=7+y
.......................……………….……………
the answer is 5.411.
https://youtu.be/MdthGCQfC0o
this is a link to a video about subtracting decimals simply
