2x+y=6 and 4x+6y=4 what is solution solution
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x= 4 and y = minus 2 it's the answer I think so
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Hello,
Take the first equation.
2x+y=6
=>y=6-2x ---1
4x+6y=4 ---2
Substitute 2 in 1:
4x+6(6-2x)=4
=> 4x+36-12x=4
=> -8x=-32
=> 8x=32
Therefore x=4.
Substitute x=4 in 1.
=>y=6-2(4)
=>y=6-8
Therefore y=-2.
Therefore the solution set i.e. (x,y) = (4,-2).
Hope this answer helps you.
Take the first equation.
2x+y=6
=>y=6-2x ---1
4x+6y=4 ---2
Substitute 2 in 1:
4x+6(6-2x)=4
=> 4x+36-12x=4
=> -8x=-32
=> 8x=32
Therefore x=4.
Substitute x=4 in 1.
=>y=6-2(4)
=>y=6-8
Therefore y=-2.
Therefore the solution set i.e. (x,y) = (4,-2).
Hope this answer helps you.
GeniusYH:
Substitute x=4 in 1.
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