Solve the simultaneous equations 4x-2y=8 AND x-3y= -3 SHOW ALL WORKINGS PLS

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asked Mar 22, 2017 81.4k views

1 Answer

Zvezdochka · Answer 1 · 2017-03-28T20:34:38+0000

4x-2y=8
x-3y=-3
Multiply equation 2 by 4;
4x-2y=8
4x-12y=-12
Subtracting equation II from equation I;
10y=20
y=2
Replacing the value of y in equation;
4x-2y=8
4x-2(2)=8
4x-4=8
4x=12
x=3

Solve the simultaneous equations 4x-2y=8 AND x-3y= -3 SHOW ALL WORKINGS PLS

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