Answer:
A certain element has 25 protons.
Step-by-step explanation:
Please mark brainliest
Answer:
Brad´s class has the lowest score
Step-by-step explanation:
Answer:
Proportional: second and third, non-proportional: first and fourth
Step-by-step explanation:
Proportional relationships are linear functions that pass through the origin. Using this definition, we can conclude that the proportional relationships are the second and third options whereas the non-proportional relationships are the first and fourth options.
Best choice for variables.....I would let students be " s " and parents be " p "
Answer:
(-1,0)
Step-by-step explanation:
I used a graphing calculator and that is the solution