Solve for a, b, c, d
d=3
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b=1+2
Consider the second equation. Insert the known values of variables into the equation.
b=3
Add 1 and 2 to get 3.
c=3
Consider the third equation. Insert the known values of variables into the equation.
d=3
Consider the fourth equation. Insert the known values of variables into the equation.
a=1 b=3 c=3 d=3
The system is now solved.
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