How are numbers written in scientific notation and numbers written as a single digit times an integer power of 10 similar? How are they different?

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

The los angels ram scored 26, 30, 48, and 31 pts in their last four games. how many pts do they need to score in super bowl liii in order to have an exact mean average of 35 pts over five games. write and solve and equation. use x to represent the 5th game.

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.