7/8 = y/11
so multiply 11 to both sides of the equation
so now its (7*11)/8= y
y=77/8
if decimal then 9.625
hope that helps
14/15 - 5/12
Common denominator is 60.

56/60 - 25/60
= 31/60 as fraction.
= 0.516 as decimal.
34+34=68 or l
12 + 12 = 24 or w
68 +24 = Perimeter
Answer:
21.8
Step-by-step explanation:
2.16 x 10 to the power of -4