Help I need the answer for this and explain it if u can

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c?

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?