book Maths Puzzle Numerical Ability

[14 + (-3)]7=14x____ +______ x 7

Read Solution (Total 0)

book Other Question

i do not understand polynomials AT ALL so any help would greatly be appreciated
(2x squared +3x - 5)+ (7x squared -x+7)=
i tried it and this is what i got for the answer
9xsquar
there are two solutions for the equation {{{bx^2-cx*a^2+0}}} (where a,b,and c are constants, and x is the unknown). They differ by the sign of the square root. Enter the the on wit