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Solve for a, b, c, d
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1+b=3
Consider the first equation. Insert the known values of variables into the equation.
b=3-1
Subtract 1 from both sides.
b=2
Subtract 1 from 3 to get 2.
c=2
Consider the third equation. Insert the known values of variables into the equation.
d=2
Consider the fourth equation. Insert the known values of variables into the equation.
a=1 b=2 c=2 d=2
The system is now solved.