Rahul simplified an expression. His work is shown below. 7 (8.5 minus 1.5) + 8 divided by 2 Step 1 7 (7) + 8 divided by 2 Step 2 49 + 8 divided by 2 Step 3 57 divided by 2 Step 4 28.5 Where did Rahul make his first mistake? step 1 step 2 step 3 step 4

The dance committee of pine bluff middle school earns $72 from a bake sale and will earn $4 for each ticket they sell to the spring fling dance. the dance will cost $400 write an inequality to determine the number, t of tickets the committee could sell to have money left over after they pay for this year's dance. what is the solution set of the inequality?