How do you subtract #5x^2+2x-11# from #3x^2+8x-7#?

1 Answer
Tony B
Sep 11, 2016

#-2x^2+6x+4#

Explanation:

#(3x^2+8x-7) - (5x^2+2x-11)#

#(3x^2-5x^2)+(8x-2x)+(-7+11)#

#-2x^2+6x+4#

'~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Or if you prefer:

#color(white)(.....)3x^2+8x-7#
#color(white)(.....)ul(5x^2+2x-11) larr" Subtract"#
#color(white)(.)-2x^2+6x+4#

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