What is (2x^2-3x+1)+(7x^2+10x+8) ?

The solution to (2x^2-3x+1)+(7x^2+10x+8) is 9x^2+7x+9

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simplify (2x^2-3x+1)+(7x^2+10x+8)

simplify

(2 x^{2} - 3 x + 1) + (7 x^{2} + 10 x + 8)

9 x^{2} + 7 x + 9

Solution steps

(2 x^{2} - 3 x + 1) + (7 x^{2} + 10 x + 8)

Simplify

(2 x^{2} - 3 x + 1) + (7 x^{2} + 10 x + 8) : 2 x^{2} - 3 x + 1 + 7 x^{2} + 10 x + 8

= 2 x^{2} - 3 x + 1 + 7 x^{2} + 10 x + 8

Group like terms

= 2 x^{2} + 7 x^{2} - 3 x + 10 x + 1 + 8

Add similar elements:

2 x^{2} + 7 x^{2} = 9 x^{2}

= 9 x^{2} - 3 x + 10 x + 1 + 8

Add similar elements:

- 3 x + 10 x = 7 x

= 9 x^{2} + 7 x + 1 + 8

Add the numbers:

1 + 8 = 9

= 9 x^{2} + 7 x + 9

- 4 \frac{3}{8} - (- 1 \frac{1}{4})

3 (2 y - 7)

2 (a + b)^{2} + 5 (a + b) - 3

4 m^{2} - 16

18 x^{2} + 3 x - 15

What is (2x^2-3x+1)+(7x^2+10x+8) ?
The solution to (2x^2-3x+1)+(7x^2+10x+8) is 9x^2+7x+9