To solve the equations a subject of subtraction of rational numbers 1) x +19=10 2) of the 12.4th = 16 3) x +3.4=-5.8

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1 answer 29 2nd answer 12.4 minus 16... The 3rd answer minus 5.8 minus 3.8...1) x =19-10=9 2) - x =-3.6; x =3.6 3) x =3.4+5.8=9.2
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Answer add