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Simplify 18 - 2[x + (x - 5)].
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Jan 2, 2016
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Simplify 18 - 2[x + (x - 5)].
Mathematics
high-school
Aniqa
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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
Andi Droid
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Jan 8, 2016
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Andi Droid
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