Step-by-step explanation:
you need to substitute the x in (7x +2y=13) with (x=2y+11) to solve it
Answer:
4x - 24
Step-by-step explanation:



Answer:
It should be
Step-by-step explanation:
<h2><u><em>
B.</em></u></h2><h2>
23 1/4</h2>
Answer:
The correct option is a
Step-by-step explanation:
From the question we are told that
The sample size is n = 415
The sample proportion is 
Now
The null hypothesis is 
The alternative hypothesis is 
The test statistics is mathematically evaluated as
substituting values