Respuesta :



Pull out the factors ➡ 30 - 9k = -3 (3k - 10)


Solve ➡ -3 =0


Solve ➡ 3k - 10 = 0


Add 10 (ten) to both of the sides

which gives you ➡ 3k = 10

so your answer is k= 10 over 3