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Mathematics 19 Online
OpenStudy (mackenzie2013):

5.4 = a - (-1.8) a = please explain :)

OpenStudy (anonymous):

first the two minus signs become positive

OpenStudy (anonymous):

then move the positive 1.8 to the other side making it 5.4-1.8=a

OpenStudy (anonymous):

a=3.6

OpenStudy (zale101):

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