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Mathematics 18 Online
OpenStudy (anonymous):

Evaluate |-x - 2y| for x=-2 and y=3. Picture included.

OpenStudy (anonymous):

ganeshie8 (ganeshie8):

plugin x=-2 and y=3 in the given expression

OpenStudy (anonymous):

Would that make it -2 - 2(3)?

ganeshie8 (ganeshie8):

\[\large |-(-2)-2(3)|\]

ganeshie8 (ganeshie8):

You must be knowing \(\large - \times - = +\)

OpenStudy (anonymous):

soo...2 - 6 = -4? I apologize, math is my worst subject and it has been my entire life.

ganeshie8 (ganeshie8):

Yes ! 2-6 = -4 but thats not the final answer, dont discount the vertical bars on sides

ganeshie8 (ganeshie8):

\[\large |2-6|\] \[\large |-4|\] \[\large 4\]

ganeshie8 (ganeshie8):

absolute value is always positive

OpenStudy (anonymous):

Okay...So the answer is 4, correct?

OpenStudy (anonymous):

Thank you, I just entered it, it was right :)

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