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Can you help me solve this? (2x²-x-1)+(x-2)=
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38 votes
38 votes
Can you help me solve this? (2x²-x-1)+(x-2)=

User Shaaban Ebrahim
by
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2 Answers

21 votes
21 votes
1) remove the parentheses

2x^2-x-1+x-2

2) group like terms

answer: 2x^2 - 3
User Roman Kiselev
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3.3k points
26 votes
26 votes
2x^2-x-1+x-2
2x^2+0-1-2
2x^2-1-2

Final subtract 2 from -1

Answer: 2x^2-3
User Nils Luxton
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2.8k points
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