+
7
=
8
x
+
7
=
8
x+7=8
+
7
−
7
=
8
−
7
Solution
X =1
<h2>
Answer with explanation:</h2>
As per given , we have
Sample size : n= 5
Degree pf freedom = : df= 5-1=4


Significance level for 90% confidence = 
Using t-value table , t-critical value for 90% confidence:

Margin of error of
: 
Interpretation : The repair cost will be within $12.39 of the real population mean value
90% of the time.
Answer:
<h3>The answer is 50 N</h3>
Step-by-step explanation:
The force acting on an object given it's mass and acceleration can be found by using the formula
<h3>force = mass × acceleration</h3>
From the question
mass = 10 kg
acceleration = 5 m/s²
We have
force = 10 × 5
We have the final answer as
<h3>50 N</h3>
Hope this helps you
Answer:
The correct answer is option B.
Step-by-step explanation:
Two point form of the equation:
A line passing through the point (-1,6) with slope ,m = -3.
The equation of the line will be: y-6= (-3)(x-(1))=(-3)(+1)
House=600+12lot
lot=x
house=600+12x
answer is first expresion