Hi there!
To find the unknown addend, we can just subtract:
1 - 2/6 = 4/6
4/6 = 2/3
Hope this helps!
Answer:
30 students would have to go for the cost to be the same.
Step-by-step explanation:
Bus A: $40 + ($4 * 30) = $160
Bus B: $100 + ($2 * 30) = $160
28.5 is the coldest surface temperature on Earth
Im not entirely sure but i thinks its c