What is the simplified form of this expression? (-3x^2+ 2x - 4) + (4x^2 + 5x+9) OPTIONS 7x^2 + 7x + 5 x^2 + 7x + 13 x^2 + 11x + 1 x^² + 7x+5

asked Oct 25, 2021 19.1k views

2 votes

What is the simplified form of this expression?

(-3x^2+ 2x - 4) + (4x^2 + 5x+9)

OPTIONS
7x^2 + 7x + 5
x^2 + 7x + 13
x^2 + 11x + 1
x^² + 7x+5

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6 votes

Answer:

Option 4

Explanation:

=>
-3x^2+2x-4 + 4x^2+5x+9

Combining like terms

=>
-3x^2+4x^2+2x+5x-4+9

=>
x^2+7x+5

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