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Expanding Algebraic Expressions

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4b(b + c)

4b² + 4bc

a x b x c = ...

abc

2y(y - 3)

2y² - 6y

3k(7 - k)

21k - 3k²

3(b - 4)

3b - 12

2x(x + 7)

2x² + 14x

7(a + b + c)

7a + 7b + 7c

5(x + 3) - 4(x + 1)

x + 11

7(5 + x)

35 + 7x

8a(a - 2)

8a² - 16a

B times by B is ...

B squared or B²

7 times by A is ...

7A

x(x - y)

x² - xy

7(a - 5)

7a - 35

x(x+y+3)

x²+xy+3x

x(3 + x)

3x + x²

2(x - 7) + 4(x - 3)

6x - 26

2(a + 5) = ...

2a + 10

3(x + 2) + 4(x - 5)

7x - 14