Let: x be the 1st number
y be the 2nd number
the mathematical expression is
=(-x)+(-y)
= -(x+y)
Answer:
the ratio of make to female teachers is 3:7
x = p/11, y = 13p/11
Step-by-step explanation:
18.266
Answer: 40%
This represents this equation:
70*x =28
x=28/70=0,4
Multiply that with 100 to get the percentage.
