Answer:
I get z = +1.8
x= 79
m= 73;s= 4;z= (x-m)/s= 1.5
hope it helps you
This really is left up to you as long as you have an odd number in the tens place and a 7 in the ones place. How big (or small) the number is is up to you. As long as it is at least 17, it's pretty much up to you.
A function is "a expression or equation involving one or more variables".
For example:
(x² + 7a) is a function.
hope this helps
Answer:The expression can be simplified in following steps;
Step-by-step explanation:
(16+a)+15=0
16+15+a=0
31+a=0
a=-31
