This region as the same area as the one in your previous question.
Pr[1 < <em>Z</em> < 2] = Pr[-2 < <em>Z</em> < -1] ≈ 0.14
First you solve the brackets;
68+7 = 75
Then you add the 93;
75+93 = 168
Answer:

Step-by-step explanation:
Hi there!
4x-6y
Plug in the values of x and y:



Thus,
is our final answer.
Hope it helps! Enjoy your day!
~Just a teen willing to help others

Answer:
y + y + y
Step-by-step explanation:
The term 3y means that the variable y should be added together three times.
Addition is equivalent to multiplication in that given an expression mx, where m is a real number. the expression indicates that the variable x should be added together in m number of times