Respuesta:
x²+3x-30=0
x²+3x=30
x²+x=10
x+x=✓10
2x=✓10
x=✓10/2
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Respuesta:
x²+3x-30=0
x²+3x=30
x²+x=10
x+x=✓10
2x=✓10
x=✓10/2