What is (x^2+8x+8)+(-10x^2+5x) ?

The solution to (x^2+8x+8)+(-10x^2+5x) is -9x^2+13x+8

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simplify (x^2+8x+8)+(-10x^2+5x)

simplify

(x^{2} + 8 x + 8) + (- 10 x^{2} + 5 x)

- 9 x^{2} + 13 x + 8

Solution steps

(x^{2} + 8 x + 8) + (- 10 x^{2} + 5 x)

Simplify

(x^{2} + 8 x + 8) + (- 10 x^{2} + 5 x) : x^{2} + 8 x + 8 - 10 x^{2} + 5 x

= x^{2} + 8 x + 8 - 10 x^{2} + 5 x

Group like terms

= x^{2} - 10 x^{2} + 8 x + 5 x + 8

Add similar elements:

x^{2} - 10 x^{2} = - 9 x^{2}

= - 9 x^{2} + 8 x + 5 x + 8

Add similar elements:

8 x + 5 x = 13 x

= - 9 x^{2} + 13 x + 8

\frac{49}{2}

(2 x + 1) (x + 2)

lo g_{0.25} (16)

32 \div 8

x \times x

What is (x^2+8x+8)+(-10x^2+5x) ?
The solution to (x^2+8x+8)+(-10x^2+5x) is -9x^2+13x+8