posted by doodlebug:) on .
what is the answer to
without parenthesis, it is quiet confusing what your problem is. However, you can paste this to the google search window, ...
Is 4x7 supposed to represent 4 x^7? Or are you carrying out a series of calculations from left to right?
In the latter case, 4 x 7 is obviously 28. Proceed from there.