solve 5x+3=-2x+9 check your answer
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5x+3=-2x+9
5x+2x=9-3
7x=6
x=6/7
Check:
5(6/7)+3=-2(6/7)+9
30/7+21/7=-12/7+63/7
51/7=51/7
LHS=RHS
Hence proved
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