Answer:
8x
Step-by-step explanation:
width = 10 yds
perimeter = 2L + 2W
74 = 2(27) + 2W
74 = 54 + 2W
subtract 54 from both sides of the equation:
2W = 20
divide both sides by 2:
W = 10
12 study zoology alone and 0 study none
Tổng : -7,5+(-3,6)+(-4,7)+(-5,3)+(-1,4)=-22,5
