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Rút gọn (x-4) (x-3) -x(x+5) +82

Rút gọn (x-4) (x-3) -x(x+5) +82
169k views
3 votes
Rút gọn (x-4) (x-3) -x(x+5) +82

User TorokLev
by
7.8k points

1 Answer

4 votes

Answer:

-12x + 94

Explanation:

Simplify:


\left(x-4\right)\left(x-3\right)-x\left(x+5\right)+82


=x^2-7x+12-x\left(x+5\right)+82


=x^2-7x+12-x^2-5x+82


=x^2-x^2-7x-5x+12+82


=-7x-5x+12+82


=-7x-5x+94


=-12x+94

User Noranraskin
by
8.0k points
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