document.write( "Question 978697: What is the value of y when x = 1.5? \n" ); document.write( "
Algebra.Com's Answer #600072 by josgarithmetic(39618)\"\" \"About 
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How is y involved? x=1.5 only indicates one number line pointing to a variable assigned to 1.5, maybe more specifically POSITIVE 1.5. If you want a second variable, y, to be involved, then you may imply another number line at right angle to the first number line, so you have a cartesian coordinate system. In this case, while x=1.5, y is all real numbers. \n" ); document.write( "
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