solve 2x + Y = 7 and 4 x - 3 Y + 1=0
Answers
Answered by
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Step-by-step explanation:
2x+y=7..(1)
4x-3y=-1...(2)
(1)×2=4x+2y=14
(2)×1=4x-3y=-1
(1)-(2)=5y=15
y=3
x=2 ans
Answered by
0
Answer:
2x+y=7---------->(1)
=>y=7-2x----->(2)
Step-by-step explanation:
4x-3y=-1
4x-3(7-2x)=-1
4x-21+6x=-1
10x=20
x=2
value of x lut in 2
y=7-2(2)
y=7-4
y=3
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