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Popular >

simplify (7x^2-2x-5)+(4x^2-6x+3)

Solution

simplify

(7 x^{2} - 2 x - 5) + (4 x^{2} - 6 x + 3)

Solution

11 x^{2} - 8 x - 2

Solution steps

(7 x^{2} - 2 x - 5) + (4 x^{2} - 6 x + 3)

Simplify

(7 x^{2} - 2 x - 5) + (4 x^{2} - 6 x + 3) : 7 x^{2} - 2 x - 5 + 4 x^{2} - 6 x + 3

= 7 x^{2} - 2 x - 5 + 4 x^{2} - 6 x + 3

Group like terms

= 7 x^{2} + 4 x^{2} - 2 x - 6 x - 5 + 3

Add similar elements:

7 x^{2} + 4 x^{2} = 11 x^{2}

= 11 x^{2} - 2 x - 6 x - 5 + 3

Add similar elements:

- 2 x - 6 x = - 8 x

= 11 x^{2} - 8 x - 5 + 3

Add the numbers:

- 5 + 3 = - 2

= 11 x^{2} - 8 x - 2

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Frequently Asked Questions (FAQ)

What is (7x^2-2x-5)+(4x^2-6x+3) ?
The solution to (7x^2-2x-5)+(4x^2-6x+3) is 11x^2-8x-2