-10 + 9 x < 16 x − 1

Question

Solve the inequality and write your answer in interval notation.

Answer 1

-10 + 9x < 16x - 1

-10 + 9x - 9x < 16x - 9x - 1

-10 < 7x -- 1

-10 + 1 < 7x -1 + 1

-9 < 7x

-9/7 < 7x/7

-9/7 < x

x > -9/7

(-9/7,infinity)