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3 years ago

10

-4x -7 - 3x + 4 = 25

2 answers:

zimovet [89]3 years ago

7 0

Answer:

x=-4

Step-by-step explanation:

-4x -7 - 3x + 4 = 25

-7x=25-4+7

x=-28/7

x=-4

klasskru [66]3 years ago

7 0

-4x -7 - 3x + 4 = 25

-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

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