What is 6(a-2b)+3(4a+b) ?

The solution to 6(a-2b)+3(4a+b) is 18a-9b

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simplify 6(a-2b)+3(4a+b)

simplify

6 (a - 2 b) + 3 (4 a + b)

18 a - 9 b

Solution steps

6 (a - 2 b) + 3 (4 a + b)

Expand

6 (a - 2 b) : 6 a - 12 b

= 6 a - 12 b + 3 (4 a + b)

Expand

3 (4 a + b) : 12 a + 3 b

= 6 a - 12 b + 12 a + 3 b

Group like terms

= 6 a + 12 a - 12 b + 3 b

Add similar elements:

6 a + 12 a = 18 a

= 18 a - 12 b + 3 b

Add similar elements:

- 12 b + 3 b = - 9 b

= 18 a - 9 b

3 x^{2} - 6 x - 24

(1 0^{3})^{\frac{1}{4}}

x^{3} - 9 x^{2} + 27 x - 27

12 x + 24 y

r^{2} - 6 rs + 9 s^{2}