3x-4y=10, 4x+3y=5...

`3x-4y=10`, `4x+3y=5`

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The correct Answer is:

x = 6, y = 2

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NAGEEN PRAKASHAN-LINEAR EQUATIONS IN TWO VARIABLES -Exercise 3b

{:(x + y = 17),(x - y = 1):}
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{:(3x + 2y = 4),(2x - 3y = 7):}
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3x-4y=10, 4x+3y=5
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x-y=0.9; 11/(2(x+y))=10.5
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{:(3x - 2y = 6),((x)/(3) - (y)/(6) = (1)/(2)):}
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{:(x = 2 y - 1),(y = 5 - 3x):}
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{:(0.4x + 0.3y = 1.7),(0.7x - 0.2y = 0.8):}
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{:(0.04x + 0.02y = 5),(0.5(x - 2) - 0.4y = 29):}
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{:(y = 2x - 6),(y = 0):}
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{:(sqrt(5)x - sqrt(7)y = 0),(sqrt(7)x - sqrt(3)y = 0):}
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{:((x)/(2) + y = 0.8),((7)/(x + (y)/(2)) = 10):}
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{:((15)/(x) + (2)/(y) = 17),((1)/(x) + (1)/(y)= (36)/(5)):}
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1/16x+1/15y=9/20; 1/20x-1/27y=4/45
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{:((10)/(x + y) - (4)/(x - y)= -2),((15)/(x + y) + (7)/(x - y) = 10):}
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{:(2x + y = (7xy)/(3)),(x + 3y = (11xy)/(3)):}
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{:((1)/(2(x + 2y)) + (5)/(3(3x - 2y))=(-3)/(2)),((5)/(4(x + 2y)) - (3)...
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{:((4)/(x) + 3y = 14),((3)/(x) - 4y = 23):}
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{:((5)/(x - 1) + (1)/(y - 2) = 2),((6)/(x - 1) - (3)/(y - 2) = 1):}
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{:((2)/(sqrt(x))+ (3)/(sqrt(y)) = 2),((4)/(sqrt(x))-(9)/(sqrt(y)) = -1...
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Solve the following system of equations: 2(3u-v)=5u v ,\ \ \ \ 2(u+...
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