Answer:
x=-4
Step-by-step explanation:
-4x -7 - 3x + 4 = 25
-7x=25-4+7
x=-28/7
-4x-3x-7+4= 25 rearranging
-7x-3= 25
Move -3 to the other side. Sign changes from -3 to +3.
-7x-3+3=25+3
-7x= 28
divide by -7
-7x/-7= 28/-7
x= -4
Answer: x= -4
