Solve -3x – 2 = 19.
Answer:
Step-by-step explanation:
-3x -2 = 19
+3x +3x
-2 = 19 + 3x
-19 -19
-21 = 3x
Divided by 3
-7 = x
he has 29 dollars because there is now $25 plus the $4 dollars of debt he paid off.
From -$4 to +$25 is a change (increase) of $29.