What is the solution set for this quadratic equation 2(x-3)^2-4=28

Ared balloon starts at 7.3 meters off the ground and rises at 2.6 meters per second. a blue balloon starts at 12.4 meters off the ground and rises at 1.5 meters per second. when will the balloons be at the same height?

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

41/17 as a decimal rounded to the nearest hundredth