Solve for a, b, c, d
d=7
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c=4+3
Consider the third equation. Insert the known values of variables into the equation.
c=7
Add 4 and 3 to get 7.
d=7
Consider the fourth equation. Insert the known values of variables into the equation.
a=4 b=3 c=7 d=7
The system is now solved.
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