How do you add #(- 4x ^ { 2} + 3- 7x ) + ( 7+ x ^ { 2} + 10x )#?

1 Answer
Tony B
Nov 19, 2016

#-3x^2+3x+10#

Explanation:

If you get stuck write them in column format:

Note that the ranked order is

#x^2" term; "x" term" ; " the constant term"#

.....................................................................................
#-4x^2-7x+3#
#ul(+x^2+10x+7) larr" Add"#
#-3x^2+3x+10#

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