In step one, you are supposed to add 25 to both sides, because if you just subtract, it would be -5x-50=53
Answer:
44,55,77
Ratio is 11/1
Step-by-step explanation:
176=4x+5x+7x
176=16x
11=x
44,55,77
If you reduce these fractions into simplest form 5/20 is 1/4 because the numerator and denominator can be divided by 5. 9/12 reduced is 3/4 because the numerator an denominator can be divided by 3.
Answer:
Vertex form:
The vertex is
Step-by-step explanation:
For a general quadratic function the form is:
For the function
The values of the coefficients for the function are the following: , ,
Take the value of b and divide it by 2. Then, the result obtained squares it.
Add and subtract
Write the expression of the form
The vertex is
Answer: 0.0238
Step-by-step explanation:
Given : Proportion of politicians are lawyers: p= 0.56
Sample size : n= 787
Let be th sample proportion.
The the probability that the proportion of politicians who are lawyers will differ from the total politicians proportion by greater than 4% will be :-
Hence, the required probability = 0.0238