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> eqn1 := x1 + x2 = 3;
> eqn2 := 2*x1 - 3*x2 = 1; > solve({eqn1,eqn2}, {x1,x2}); > eqn1 := x1 + x2 + x3 = 1; > eqn2 := x1 - 2*x2 + 2*x3 = 2; > solve({eqn1,eqn2}, {x1,x2,x3}); |
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> eqn1 := x + y = 1;
> eqn2 := x + y = -1; > solve({eqn1,eqn2}, {x,y}); |
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> eqn := x^6 + x = 1;
> solve(eqn, {x}); |
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> eqn := x + y = 1;
> solve(eqn, {x}); > solve(eqn, x); |
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> eqn := sin(x + y) = z;
> solve(eqn, {x + y}); > eqn := x + y + z = 1; > solve(eqn, {x + y}); |