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Mathematics 7 Online
OpenStudy (anonymous):

Plz help!! : Evaluate -6 - (-4).

OpenStudy (welshfella):

-(-4) is equivalent to -1(-4) = -1*-4 = ?

OpenStudy (anonymous):

A. 10 B. -2 C. 24 D. 2

OpenStudy (welshfella):

do you know what -1*-4 is?

OpenStudy (anonymous):

wait one sec

OpenStudy (anonymous):

4

OpenStudy (welshfella):

yes

OpenStudy (welshfella):

now you have to calculate -6+4

OpenStudy (anonymous):

-2

OpenStudy (welshfella):

right

OpenStudy (welshfella):

thats it

OpenStudy (anonymous):

really

OpenStudy (welshfella):

yes the answer is B (-2) not hard really

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