Y=|2x|
x=|2y|
x=2y
x/2=y
f^-1(x)=x/2
There are four values, including the unknown value x. The sum of the four values is the given value of the mean, 11.5, multiplied by four. Let S be the sum of the four values. Then we can write:


x = 46 + 5 = 51
The answer is: The value of x is 51.
Answer:6.25
Step-by-step explanation:
Let the height of the wall be h
Sin 74=h/6.5
h =6.5sin 74
h=6.25