What is factor 3k^2+13k-56 ?

The solution to factor 3k^2+13k-56 is (3k-8)(k+7)

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factor 3k^2+13k-56

factor

3 k^{2} + 13 k - 56

(3 k - 8) (k + 7)

Solution steps

3 k^{2} + 13 k - 56

Break the expression into groups

= (3 k^{2} - 8 k) + (21 k - 56)

Factor out

k

from

3 k^{2} - 8 k : k (3 k - 8)

Factor out

7

from

21 k - 56 : 7 (3 k - 8)

= k (3 k - 8) + 7 (3 k - 8)

Factor out common term

3 k - 8

= (3 k - 8) (k + 7)

48 m - 80 n

\frac{x}{0.8} = 140

8 x = 2

w^{2} = 8 (w - 7)

y^{2} - 2 yz + z^{2}