21.1k views
1 vote
Which choice gives the solution of this inequality?3t+7<28A. t<7B. t>7 C. t>11.7 D. t<11.7 E. t<21 Explain thank you

1 Answer

3 votes

we solve the inequality


\begin{gathered} 3t+7<28 \\ 3t<28-7 \\ 3t<21 \\ \\ t<(21)/(3) \\ \\ t<7 \end{gathered}

so, is the first option

User JamesCarters
by
4.7k points