If two lines have the same slope and y-intercept, what is true of the lines? a. the lines are perpendicular. b. the lines intersect at the y-intercept. c. the lines are parallel, and do not intersect. d. the lines are the same.

Can someone me with these two circle theorem questions asap?

Rewrite 9 log, x2 in a form that does not use exponents. 9log, x = log, x

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of