Solve for a, b
a=12
b=8
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a=8+4
Consider the first equation. Add 4 to both sides.
a=12
Add 8 and 4 to get 12.
b=12-4
Consider the second equation. Subtract 4 from both sides.
b=8
Subtract 4 from 12 to get 8.
a=12 b=8
The system is now solved.
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