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Which ordered pair in the form (x,y) is a solution of this equation? 3x-4y=21 A) (-2,-3) B) (0,7) C) (7,0) D) (-3, -2)

Which ordered pair in the form (x,y) is a solution of this equation? 3x-4y=21 A) (-2,-3) B) (0,7) C) (7,0) D) (-3, -2)
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Which ordered pair in the form (x,y) is a solution of this equation? 3x-4y=21

A) (-2,-3)
B) (0,7)
C) (7,0)
D) (-3, -2)

asked
User Eleonor
by
8.9k points

1 Answer

3 votes
It should be C. If you input the X value of 7 into the equation it comes out as 21. Then input 0 to the y, this gives you 0. This leaves you with 21. Which makes the equation true.
answered
User Idjuradj
by
8.3k points
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