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Mathematics 8 Online
OpenStudy (emilyjones284):

Ill give a medal (: Let f(x) = 2x - 7 and g(x) = -6x - 3. Find f(x) + g(x) and state its domain.

OpenStudy (anonymous):

do u have a calculator with table function

OpenStudy (emilyjones284):

yes

OpenStudy (anonymous):

does the question specify from which values of X

OpenStudy (emilyjones284):

no thats the complete question

OpenStudy (emilyjones284):

–4x – 10; all real numbers –4x – 4; all real numbers 8x – 4; all real numbers 8x – 10; all real numbers

OpenStudy (emilyjones284):

those are the possible answers

OpenStudy (emilyjones284):

ohhh i understand it now

OpenStudy (anonymous):

ok.

hero (hero):

Hint: f(x) + g(x) = (2x - 7) + (-6x - 3)

OpenStudy (marissalovescats):

^^ yup distribute that plus sign to the second equation and then add the 2 based on the sign on the numbers.

OpenStudy (marissalovescats):

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