🔹 EASY (1–5)
- 8x−(3x+2)
- 5a+4b−(2a+b)
- 9m−(m+3n)
- 6p−2(p+q)
- 10y−(4y−3)
🔸 MEDIUM (6–10)
- 7x+3y−(2x−y)+4y
- 12a−(3a+5b)−2b
- 5p+6−(2p+4)+3p
- 9m−2n−(4m−3n)
- 14x−(6x+2y−3)+y
🔺 HARD (11–15)
- 20a−3(2a+b)+(4a−2b)
- 15x−(4x−3y+2)+2(3y−x)
- 18m−(5m+4n−3)−(m−2n+7)
- 10p+3q−2(3p−q)+(p−5q)
- 25x−3(2x+y−4)+2(x−3y+5)
Answers
- 8x−(3x+2)8x – (3x + 2)8x−(3x+2)
= 8x−3x−2
= 5x−25x – 25x−2 - 5a+4b−(2a+b)5a + 4b – (2a + b)5a+4b−(2a+b)
= 5a+4b−2a−b
= 3a+3b3a + 3b3a+3b - 9m−(m+3n)9m – (m + 3n)9m−(m+3n)
= 9m−m−3n
= 8m−3n8m – 3n8m−3n - 6p−2(p+q)6p – 2(p + q)6p−2(p+q)
= 6p−2p−2q
= 4p−2q4p – 2q4p−2q - 10y−(4y−3)10y – (4y – 3)10y−(4y−3)
= 10y−4y+3
= 6y+36y + 36y+3 - 7x+3y−(2x−y)+4y7x + 3y – (2x – y) + 4y7x+3y−(2x−y)+4y
= 7x+3y−2x+y+4y
= 5x+8y
= 5x+8y5x + 8y5x+8y - 12a−(3a+5b)−2b12a – (3a + 5b) – 2b12a−(3a+5b)−2b
= 12a−3a−5b−2b
= 9a−7b9a – 7b9a−7b - 5p+6−(2p+4)+3p5p + 6 – (2p + 4) + 3p5p+6−(2p+4)+3p
= 5p+6−2p−4+3p
= 6p+2
= 6p+26p + 26p+2 - 9m−2n−(4m−3n)9m – 2n – (4m – 3n)9m−2n−(4m−3n)
= 9m−2n−4m+3n
= 5m+n
= 5m+n5m + n5m+n - 14x−(6x+2y−3)+y14x – (6x + 2y – 3) + y14x−(6x+2y−3)+y
= 14x−6x−2y+3+y
= 8x−y+3
= 8x−y+38x – y + 38x−y+3 - 20a−3(2a+b)+(4a−2b)20a – 3(2a + b) + (4a – 2b)20a−3(2a+b)+(4a−2b)
= 20a−6a−3b+4a−2b
= 18a−5b
= 18a−5b18a – 5b18a−5b - 15x−(4x−3y+2)+2(3y−x)15x – (4x – 3y + 2) + 2(3y – x)15x−(4x−3y+2)+2(3y−x)
= 15x−4x+3y−2+6y−2x
= 9x+9y−2
= 9x+9y−29x + 9y – 29x+9y−2 - 18m−(5m+4n−3)−(m−2n+7)18m – (5m + 4n – 3) – (m – 2n + 7)18m−(5m+4n−3)−(m−2n+7)
= 18m−5m−4n+3−m+2n−7
= 12m−2n−4
= 12m−2n−412m – 2n – 412m−2n−4 - 10p+3q−2(3p−q)+(p−5q)10p + 3q – 2(3p – q) + (p – 5q)10p+3q−2(3p−q)+(p−5q)
= 10p+3q−6p+2q+p−5q
= 5p (q terms cancel: 3+2−5=03+2-5=03+2−5=0)
= 5p5p5p - 25x−3(2x+y−4)+2(x−3y+5)25x – 3(2x + y – 4) + 2(x – 3y + 5)25x−3(2x+y−4)+2(x−3y+5)
= 25x−6x−3y+12+2x−6y+10
= 21x−9y+22
= 21x−9y+2221x – 9y + 2221x−9y+22
