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Mathematics 8 Online
OpenStudy (anonymous):

Evaluate 2a - b for a = 2 and b = 3. 1 4 19

OpenStudy (anonymous):

hey

OpenStudy (anonymous):

well we gotta subistute values for variables

OpenStudy (anonymous):

so 2 for all as ans 3's for all b's

OpenStudy (anonymous):

so it would be 2*2-3

OpenStudy (anonymous):

then we ewould do PEmdas

OpenStudy (anonymous):

2*2=4

OpenStudy (anonymous):

4-3=1

OpenStudy (anonymous):

so it would be 1

OpenStudy (anonymous):

understamd?

OpenStudy (anonymous):

yes ur awsome

OpenStudy (anonymous):

ty

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