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3x-4y=7,5x+2y=3 slove graphically

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3x-4y=7,5x+2y=3 slove graphically
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Sia ? 6 years, 3 months ago

{tex}3x - 4y = 7\ and\ 5x + 2y = 3{/tex}
The given system of linear equation is {tex}3x - 4y = 7\ and\ 5x + 2y = 3{/tex}
Now, {tex}3x - 4y = 7{/tex}
{tex}y = \frac { 3 x - 7 } { 4 }{/tex}
When x = 1 then, y = -1
When x = -3 then y = -4

x 1 -3
y -1 -4

Now, 5x + 2y = 3
{tex}y = \frac { 3 - 5 x } { 2 }{/tex}
When x = 1 then, y = -1
When x = 3 then y = -6
Thus, we have the following table

x 1 3
y -1 -6

Graph of the given system of equations are

Clearly the two lines intersect at A(1, -1)
Hence, x = 1 and y = -1 is the solution of the given system of equations.

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