What is 5x-11y-9+20x-1-y ?

The solution to 5x-11y-9+20x-1-y is 25x-12y-10

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simplify 5x-11y-9+20x-1-y

simplify

5 x - 11 y - 9 + 20 x - 1 - y

25 x - 12 y - 10

Solution steps

5 x - 11 y - 9 + 20 x - 1 - y

Group like terms

= 5 x + 20 x - 11 y - y - 9 - 1

Add similar elements:

5 x + 20 x = 25 x

= 25 x - 11 y - y - 9 - 1

Add similar elements:

- 11 y - y = - 12 y

= 25 x - 12 y - 9 - 1

Subtract the numbers:

- 9 - 1 = - 10

= 25 x - 12 y - 10

6 (w + 1) - 9 = 4 (w - 1) + 2 w

15 - x = 2 x

\frac{6}{9} = \frac{w}{6}

28 ab - 3 a^{2} + 7 a

x^{2} + 10 x + 25 - y^{2}