−48t+2≤−71t+14
\(−48t+2≤−71t+14 \qquad \text{next add 71t to both sides}\\ 23t+2≤14 \qquad \text{ next -2 to both sides}\\ 23t≤12 \qquad \text{ next -2 to both sides}\\ t\le12/23\)
