Asked by beau
Which of the following equations has an infinite number of solutions?
A. 3x-3=-4x
B. 2y+4-y=16
C. 7x+5=4x+5+3x
D. 6y-2=2(y-1)***
Is the answer D?
A. 3x-3=-4x
B. 2y+4-y=16
C. 7x+5=4x+5+3x
D. 6y-2=2(y-1)***
Is the answer D?
Answers
Answered by
Steve
No, D has the solution y=0
6y-2 = 2y-2
4y = 0
y=0
C is the one you want:
7x+5 = 7x+5
Both sides represent the same value, so any solution of the left side is also a solution on the right side.
6y-2 = 2y-2
4y = 0
y=0
C is the one you want:
7x+5 = 7x+5
Both sides represent the same value, so any solution of the left side is also a solution on the right side.
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