The expression 79-x cannot be further simplified.
It is 21 minus 100 = -79
79 - 39 = 40
59.99600
It is: 79 minus 45 = 34
597
377
79
100 divided by 5 multiplied by 4 minus 79 is 1.
493,039
79, -79
negative 79.
The solution to 79 plus 39 is 118. The solution to 79 minus 39 is 40.