Solve for a, b, c, d
d=15
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c=5\times 3
Consider the third equation. Insert the known values of variables into the equation.
c=15
Multiply 5 and 3 to get 15.
d=15
Consider the fourth equation. Insert the known values of variables into the equation.
a=5 b=3 c=15 d=15
The system is now solved.
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