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Mathematics 21 Online
OpenStudy (cail):

I like this website. I help people

zepdrix (zepdrix):

Hey cail c: So what do you think about the first one? x is having 7 subtracted from it. What is the inverse of subtraction, what would be our first step there?

zepdrix (zepdrix):

You don't know what the opposite of subtraction is? :o

zepdrix (zepdrix):

Number two, yes that looks correct.

zepdrix (zepdrix):

Yah, number four looks good also.

zepdrix (zepdrix):

Mmmm yes good c: Only need to fix up number 1.

zepdrix (zepdrix):

\[\Large\rm x-7\gt 10\]+7 to each side,\[\Large\rm x\cancel{-7+7}\gt 10+7\]

zepdrix (zepdrix):

o c: good job!

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