PLZ Help

1. Mrs. Smith's class is going on a field trip. The cost of the trip is $26. This includes the price for lunch, which is $12 and the cost of 2 tickets. Which equation shows you the cost of 1 ticket?

t + 12 = 26

2t - 12 = 26

2t + 12 = 26

12t + 2 = 26


2. 5(b + 6) = 18

9.6

-2.4

2.4

3.6

3. 1/2(6g + 2) = 12

3.33

1.67

3.67

4.3

4. 17 + r/3 = 28

33

135

4.94

3.67

5. 28 - 2(5a - 3) = 47

8.1

-2.5

1.3

-1.3