Richard was thinking of a number. Richard divides by 2, then adds 3 to get an answer of 7. What was the original number​

There are several unique characteristics of qualitative research that make it distinct from quantitative research. describe the aspects of qualitative research and the elements of design that contribute to the rigor of the work. what actions of the researcher can compromise the integrity of the findings?

One side of a rectangle is 7 feet shorter than seven times the other side. find the length of the shorter side if we also know that the perimeter of the rectangle is 306 feet.

Which expression is equivalent to 3^3 + 2^2?