0
It would be the same as: -4+(-6)
7 - 4 = 3 7 + (-4) = 3
0
Derek A. Smith has written: 'Addition polymers' -- subject(s): Addition polymers, Addition polymerization
502
J. M. Irish has written: 'Industrial uses of tributyltin oxide and the resultant water quality implications'
Wyatt A. Lewis has written: 'Lewis's new method of addition' -- subject(s): Addition
A. F. Philp has written: 'The problem of 'the problem family''
Such an addition is called a postscript (or a PS for short).
An addition to a letter written after the writer's name is called a postscript (P.S.). It is used to add additional information that was forgotten or deemed important after the initial message was written.
Carl Bereiter has written: 'Problem-centered knowledge' -- subject(s): Problem-based learning, Problem solving, Learning
Stanley Moses has written: 'The art of problem-solving' -- subject(s): Problem solving