Minus five, plus one, equals minus four.
83
4' four
Two negatives make a positive so your equation simplifies firstly as 4ab + 3ab and finally as 7ab.
1*-7 +7-4=-4
Four minus two and three-eighths equals one and five-eighths.
Negative 5.
7
Four minus three equals one. (Or, 4 - 3 = 1.)
You have x+4=25 so you minus the four from four and you minus the four from the 25 . and then you get 21 so it is x=21
-10 - 4 = -14
Five and four-ninths