2300 is ur answer.............
-3y≥72
divide both side by (-3)
-3y/-3 >= 72/-3
Simplify
y >= -24
Answer:
All angles are equal because all sided are equal so the 1st 1 is 60 .
the 2nd is 80
For one set the two equations equal to eachother and solve from there. 2 is 45
For three set the two equations equal. Same for four
