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In the pair of equations bx-6y=18 and 2x-3y=9, b is a whole number. The system of two equations has infinitely many solutions. What is the value of b
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In the pair of equations bx-6y=18 and 2x-3y=9, b is a whole number. The system of two equations has infinitely many solutions. What is the value of b

User Yohei Onishi
by
5.5k points

2 Answers

1 vote
The value of b would be 4
User Jose Selesan
by
6.0k points
1 vote
to have infinite solutions, they have to be th esame line

match waht we do know

bx-6y=18
the coefient of y is -6
other one is
2x-3y=9
-3 times 2=-6
times 2nd equation by 2
4x-6y=18
bx-6y=18
b=4
User Matt Ke
by
6.1k points
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