chops85
19.05.2020 •
Mathematics
A system of equations consists of two lines. One line is represented by the equation y - 6 = 2x and the other line is represented by the equation y = 2(x+1) + 4. What can you determine about the solution(s) to this system?
a) One Solution (-2, 1)
b) No Solution
c) An Infinite Number of Solutions
d) One Solution (2,8)
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Ответ:
c) An Infinite Number of Solutions
Step-by-step explanation:
y - 6 = 2x
y = 2(x+1) + 4.
Solve the first equation for y
y = 2x+6
Set the two equations equal
2x+6 = 2(x+1) +4
Distribute
2x+6 = 2x+2+4
2x+6 = 2x+6
Subtract 2x from each side
6 = 6
This is always true so there are infinite solutions
Ответ:
5
Step-by-step explanation: