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Expanding single brackets (simple)
Expanding single brackets
Expanding double brackets (Basis FOIL)
100
2(x + 3)
What is 2x + 6
100
3 + 2(x + 9)
What is 2x + 21
100
(x + 3)(x - 4)
What is x^2 -x - 12
200
-3(x + 4)
What is -3x - 12
200
10y -8(4x - 5y)
What is 50y -32x
200

(x + 8)(x + 2)

x2 + 10x + 16

300
3b(a + 4)
What is 3ab + 12
300
2(x + 4) + 5(2x + 3y)
What is 12x + 15y + 8
300

(x + 5)(x - 3)

x2 + 2x - 15

400
-4x(y - 6)
What is -4xy + 24x
400
3y(2 - 3x) - 2(x +4y)
What is -2x -2y-9xy
400
2(3p - 2q) - 7p
What is -p - 4q
500
3(5a + 2b)
What is 15a + 6b
500
2x(x - 4) - (x - 6)
What is 2x^2 -9x + 6
500
(x +3)(y -3) + 2xy
What is 3xy - 3x + 3y - 9