7x-2+=6x+2
Move 6x to the other side. Sign changes from +6x to -6x.
7x-6x-2=6x-6x+2
7x-6x-2=2
x-2=2
Move -2 to the other side. Sign changes from -2 to +2.
x-2+2=2+2
x=4
Answer: x=4
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