Answer:
-657
Step-by-step explanation:

Substituting the value of a and b

The value of 3a²-4ab-26² is -657
Answer:
Kym is wrong because instead of 25% it would be 50 percent
Step-by-step explanation:
Since you are subtracting a negative you can do it this way. do 7 3/5 - 6 1/5. that leaves you with 1 2/5. so in the end you will have -1 2/5
Answer:
Probability that the randomly selected two students both have no loans to pay = 0.09
Step-by-step explanation:
Probability that a student has a loan to pay is 0.7, hence probability that a student has no loan to pay is
1-0.7 = 0.3
Probability that the randomly selected two students both have no loans to pay = 0.3 × 0.3 = 0.09