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How many solutions dose this linear system have y=2x-5 -8x-4y=29

How many solutions dose this linear system have y=2x-5 -8x-4y=29
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3 votes
How many solutions dose this linear system have y=2x-5 -8x-4y=29

User Dwlamb
by
8.2k points

2 Answers

4 votes
It will have 1 solution
User Flybywire
by
7.7k points
1 vote
20 + 20 = 16x
16x = 40
x = 40/16
x = 2.5

y = 2x - 5 = 2 * 2.5 - 5 = 5 - 5 = 0

(x, y) = (2.5, 0)

The correct result would be: b. one solution: (2.5, 0).

User Hakunin
by
8.1k points
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