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Mathematics 18 Online
OpenStudy (cookie_2046):

help on this

OpenStudy (cookie_2046):

OpenStudy (cookie_2046):

a is wrong

OpenStudy (anonymous):

easy: plug in and solve

OpenStudy (cookie_2046):

b?

OpenStudy (cookie_2046):

is it b

OpenStudy (anonymous):

Use the order of operations: Parenthesis Exponets Multiplication Division Addition Subtraction

OpenStudy (anonymous):

ah the good old PEMDAS

OpenStudy (anonymous):

Plug in what the variable x equals. Since X equals 3, every x will become 3

OpenStudy (anonymous):

Same for the variable that equals 2.

OpenStudy (anonymous):

Then, If the problem does not match the answer to the variable, it is not a true statement

OpenStudy (cookie_2046):

i got the answer is it b am i correct

OpenStudy (anonymous):

It is B.

OpenStudy (anonymous):

example: if you had x+3y=0 and you should plug in 2 for y then it would become x+3(2)=0 THIS IS AN EXAMPLE

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