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Q. The expression that is not equal to the expression 4(2y - 3) is .

1. 8y - 12
2. 4(y + y - 3)
3. 8y - 3

Q. $x-2y+3z=-($____$)$

1. $x+2y-3z$
2. $-x-2y-3z$
3. $-x-2y+3z$
4. $-x+2y-3z$

Q. $a-[-\{-(a-\overline{b-c})\left\}\right]=$

1. $c-b$
2. $b-c$
3. $2a+b-c$
4. $2a-b+c$

Q. The expression that is not equal to the expression 4(2y - 3) is .

1. 8y - 12
2. 4(y + y - 3)
3. 8y - 3