$10.22 this is the answer for you..............
Answer:
22x^2-20x+21
Step-by-step explanation:
thats if you meant x^2-10x+21x^2-21
I'm sorry for been so late.
Rational Numebers: a rational number is any number that can be expressed as the quotient or fraction p/q of two integers, a numerator p and a non-zero denominator q. For example: 1，2，3,-1，-2，-3
Irrational Numbers: an irrational number is a real number that cannot be expressed as a ratio of integers. For example: 1/3, 1/7 , 1/9
Real Numbers: a real number is a value that represents a quantity along a continuous line. For example: all rational and irrational numbers.
Whole Numbers: A member of the set of positive integers and zero. A positive integer. An integer. For example: 142， 20， 1
Answer:
Step-by-step explanation:
If the number solution is none means, the two lines are parallel to each other and they will not intersect
If the number of solution is one, then the two lines intersect at one point which is the solution of the two equations
If there are infinite solutions, then the two lines coincide and so has infinite solutions.
Answer: Line D
Step-by-step explanation:
The points in the scatterplot are closest to line D.
