Question

solve it guys —

i) –x+[5y–{x–(5y–2x)}]
ii)12–[3x³+5x²–{7x²–(4–3x–x³)+6x³}–3x]​

Answer 1

Step-by-step explanation:

i) -x+[5y-{x-(5y-2x)}]

➡️ -x+[5y-{x-5y+2x}]

➡️ -x+[5y-x+5y-2x]

➡️ -x+5y-x+5y-2x

➡️ -x+10y-x-2x

➡️ -4x+10y

ii) = show the above attachment .