Question

Simplify:6+[y-{3x + (7y - 3x +8) + 9x^2} - (y^2 - 3x)]​

Answer 1

$\huge\color{black}\boxed{\colorbox{lime}{Answer : - }}$

[tex]

=6+{y-3x-7y+3x-8-9x²} - y²+3x

=6+[y-3x-7y+3x-8-9x²+3x]

=6+[-6y-9x²-y²+3x-8]

= - 6y - 9x² - y² +3x -8+6

= -9x² -y²+3x-6y-2

ADDITIONAL INFORMATION:

THE GENERAL RULES FOR THE SIMPLIFICATION OF BRACKETS:-

★If a positive sign precedes a symbol of grouping, then the brackets can be opened without changing the signs of the terms.

★If a negative sign precedes a symbol of grouping, then the brackets can be opened by changing the signs of the each terms.

Answer 2

Answer:

hi Hello

good morning

I am Hannah ( girl )

from tamil nadu, madurai

Step-by-step explanation:

have a blessed day ahead ❤️