Question

Solve 8t + 16 > 16t - (12t - 20).
A. {t| t > 1}
B. {t| t > -1}
C. {t| t < 4}
D. {t| t > 4}

Answer 1

Distribute..

8t + 16 > 16t - 12t + 20
8t + 16 > 4t + 20

Then, rearrange the terms to get:

8t - 4t > 20 - 16
4t > 4
t > 4/4
t > 1

Hence, the solution is {t| t > 1}