solve linear-quadratic system algebraically. determine the sum of the x coordinate of the solution. show all work.

y = (x + 2)^2 – 6
y = 4x – 2

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?

Aline passes through the point (9,-7) and has a slope of 4/3 write an equation in point-slope form for this line. first to answer correctly gets brainleist

Brad earns $12.75/hr and works 40 hours a week. what is his gross annual income?