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Mathematics
Rodney Grimes
12 October, 03:29
Simplify 18 - 2[x + (x - 5) ].
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Kadyn Diaz
12 October, 04:58
0
First, distribute what's inside the parenthesis, and change all the subtractions to addition of negatives.
18 + - 2 (x^2 + - 5x)
Next distribute the - 2
18 + - 2x^2 + 10x
Then I like to rearrange stuff to put it in standard form.
-2x^2 + 10x + 18
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