360 to 30 can be written as
360:30 and call also be written as
360/30
360 to 30 simplified can be expressed as a ratio like
12:1,
12 to 1, or
12/1
I'm guessing just to show that you did your work to get the answer.
Answer:
y=13/11+17x/11 (these are fractions)
Step-by-step explanation:
Move all terms that don't contain
y
to the right side and solve.
30 students
14 have no siblings
that leaves 16 with siblings
6 have brothers and 12 have sisters which = 18 so 2 of the students have both a brother and a sister
2/30 students have a brother and a sister
1/15 chance