19. Solve : x - 2y = -7 and 4x + 3y = 5
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Answer:
x-2y=-7...(1)
Step-by-step explanation:
4x+3y=5...(2)
(1)×4=>4x-8y=-28....(3)
=>(3)-(2)=>(4x-8y)-(4x+3y)=>-28-5
=>-11Y=-33
=>y=3
x-2(3)=-7
x=-7+6
x=-1
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