Rewrite without absolute value for the given statement

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Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Amovie streaming service charges it’s customers $15 a month. martina has $98 saved up. will she have any money left over if she pays for the maximum amount of months she can afford? explain.

The function v(r)=4/3pir^3 can be used to find the volume of air inside a basketball given its radius. what does v(r) represent