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HEART OF ALGEBRA Question & Answer Key Resources The Scholarly Unicorn's SAT Mathematics Advanced Guide
by Dr. Steve Warner

The Scholarly Unicorn's SAT Mathematics Advanced Guide
by Dr. Steve Warner HEART OF ALGEBRA

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\(x-y=7\)

\(x+y=9 \)

If \((a,b)\) is the solution to the system of equations above, what is the value of \(b \)?