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Mathematics 7 Online
OpenStudy (anonymous):

What is the value of the expression? 19.2 + (–7 + 3.8) A. 16 B. 24 C. 29 D. 30

OpenStudy (anonymous):

can i answer this please

OpenStudy (welshfella):

work out the expression in the parentheses first

OpenStudy (welshfella):

OK

OpenStudy (anonymous):

k

OpenStudy (welshfella):

but plz don't just give the answer

OpenStudy (anonymous):

it A

OpenStudy (anonymous):

lmao

OpenStudy (welshfella):

please explain how you got that

OpenStudy (anonymous):

first do parenthases and sense ones negetive and ones positive you subtract and you get3.2 now you subtract 19.2 and3.2 rember if ones positive and ones negetive you subtract and is there the same you add

OpenStudy (anonymous):

that make sense

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

now work it out your self and see if you get 16 can i have medal

OpenStudy (anonymous):

im trying to get 50 medals

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