Answer:
fourth one
Step-by-step explanation:
It would be 3.72 L because if you have three times the amount of 1.24 L then you would multiply 1.24 L times 3 and the answer is 3.72 L
Answer:
step 1 was wrong she should have added 25 to both sides
Step-by-step explanation:
step 3 was correct she divided both sides by -5
Perfect-square trinomials are of the form:

and are expressed in squared-binomial form as: 
The only possible choice for squared-binomial form is

Answer: correct choice is A.