find the value of Dx of the following simultaneous equations.3x-2y=3; 2x+ y=16
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(3x-2y)-(2x+y)=3-16
3x-2y-2x-y=-13
x-3y=-13
x=-13+3y
put value of x in any eqn
3x-2y=3
3(-13+3y)-2y=3
-39+9y-2y=3
7y=42
y=6
x=-13+3×6
x=-13+18
x=5.
answer
3x-2y-2x-y=-13
x-3y=-13
x=-13+3y
put value of x in any eqn
3x-2y=3
3(-13+3y)-2y=3
-39+9y-2y=3
7y=42
y=6
x=-13+3×6
x=-13+18
x=5.
answer
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