Mathematics, 25.07.2019 17:10 simmers123
For each of the following equations, determine which of the following statements are true:
(1) for all real numbers x, there exists a real number y such that the equation is true.
(2) there exists a realnumber x, such that for allreal numbers y, the equation is true.
note that it is possible for both statements to be true or for both to be false.
a. 2x +y =7
b. y+x = x +y
c. x2 −2xy+y2 =0
d. (x −5)(y−1) =0
e. x2 +y2 =− 1
Answers: 1
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The school that imani goes to is selling tickets to the annual dance competition. on the first day of the ticket sales the school sold 7 adult tickets and 5 child tickets for a total of $96. the school took in $40 on the second day by seling 3 adult tickets . find the price of an adult ticket and the price of a child ticket. solve by using substitution elimination college prep algebra math heres the 2 equations i came up with 7x+5y=96 and 3x+2y= -40 show all workiv be stuck on this.
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For each of the following equations, determine which of the following statements are true:
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