Solve Systems of Linear Equations by Substitution, Identify the Nature of Solution. (2x + y = 8
ly=x-7
The solution is (-5,7). Infinite solutions
The solution is (3,-5). One solution
The solution is (5,3). One Solution
The solution is (7,-5). Infinite solutions

Which of the following statements is true? a. the irrational number system is not closed under multiplication, because the product of two irrational numbers is always a rational number. b. the irrational number system is not closed under multiplication, because the product of two irrational numbers is not always an irrational number. c. the irrational number system is closed under multiplication, because the product of two irrational numbers is always an irrational number. d. the irrational number system is closed under multiplication, because the product of two irrational numbers is always a rational numbers. reset submit