4y-20x=-6 and 3y+12=15x
Solve using substitution
!Show work please!

Using the side-splitter theorem, daniel wrote a proportion for the segment formed by luke segment de. what is ec?

Answer asap evaluate 4-0.25g+0.5h4−0.25g+0.5h when g=10g=10 and h=5h=5.

The students in a class were asked how many siblings they have. the data obtained is represented in the dot plot. the number of students who have no siblings is . the number of students who have three or more siblings is .