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OpenStudy (anonymous):
18-(-15)+7-(-3) simplify @Jamierox4ev3r
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HanAkoSolo (jamierox4ev3r):
first of all, you can simplify the problem: 18 + 15 +7 +3, which equals 43
OpenStudy (anonymous):
thats it? really!!o.o
HanAkoSolo (jamierox4ev3r):
whenever there are two negative signs and one is in the parentheses, do what is on the attached picture|dw:1373341948200:dw|
HanAkoSolo (jamierox4ev3r):
and yes that is really all that it is :)
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