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Please help me solve the following Simultaneous Equation: 4x-7y=-30 5x-7y=-34 Find x and y. needGod.com

 Feb 14, 2020
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5x - 7y = -34................(1)
4x - 7y = -30................(2)


Subtract equation (2) from equation (1)
x = - 4. Sub x into equation (1)
5*-4 - 7y = -34
-20 - 7y  = -34
-7y =-34 + 20
-7y = - 14        Divide both sides by -7
y = 2  and x = - 4

 
 Feb 14, 2020

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