3. 12t – 10 = 14t + 2. Find t

a. -6
b. -4
c. 4
d. 6

t = -6, so it is option A.

Step-by-step explanation:

12t – 10 = 14t + 2

     +10           +10

12t = 14t + 12

-14t   -14t

-2t = 12

/-2     /-2

t = -6

12t-10=14t+2

+10 +10

12t=14t+12

-14t -14t

-2t=12

--- ---

-2 -2

t=-6

Step-by-step explanation:

The answer is A

2 answers are true

Step-by-step explanation:

If no adult chaperones were needed, 30 students could go to the zoo. Is true

If 16 adults go to the zoo, then 6 students can go. Is also true