Simplify the expression by arranging the steps in sequence based on the order of operations 1/6(30x+24)-1/7(63-7x)

Which of the following equations is of the parabola whose vertex is at (4, 3), axis of symmetry parallel to the y-axis and focus at (4, -3)? a.) y+3=1/24 (x+4)^2 b.)y-3=-1/24 (x-4)^2 c.)x-4=-1/24 (y-3)^2

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years