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Description
Find the solution to the system of linear equations elimination.
{-7x+5y=-41
{4x-5y=32
Solution:
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Explanation & Answer
add the 2 equations:
-3x=-9
x=3
substitute back into 2nd eqn: -7(3) +5y = -41
-21+5y=-41
5y=-20
y=-4
Hence: (3,-4) is the answer.
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