What is factor-20+x^2+x ?

The solution to factor-20+x^2+x is (x-4)(x+5)

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factor-20+x^2+x

factor

- 20 + x^{2} + x

(x - 4) (x + 5)

Solution steps

- 20 + x^{2} + x

Write in the standard form

= x^{2} + x - 20

Break the expression into groups

= (x^{2} - 4 x) + (5 x - 20)

Factor out

x

from

x^{2} - 4 x : x (x - 4)

Factor out

5

from

5 x - 20 : 5 (x - 4)

= x (x - 4) + 5 (x - 4)

Factor out common term

x - 4

= (x - 4) (x + 5)

7 z^{2} - 28 z = 0

8 x + 8 y

\frac{3 w y ^{- 2}}{( w ^{- 1} y ) ^{3}}

t^{2} = 16