Question

Solve for the value of k. Please help 10 min left

Answer 1

12k^2+3k-42

Explanation:

if we multiply both values (4k-7)(3k+6) like that can gave is 12k^2+3k-42

Answer 2

k=13

Explanation:

A straight line is 180 degrees, so 4k-7+3k+6=180-90=90

7k-1=90, k=13