Solve for x
x=-6
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3x+1=x+1+3x+6
Combine x and 2x to get 3x.
3x+1=4x+1+6
Combine x and 3x to get 4x.
3x+1=4x+7
Add 1 and 6 to get 7.
3x+1-4x=7
Subtract 4x from both sides.
-x+1=7
Combine 3x and -4x to get -x.
-x=7-1
Subtract 1 from both sides.
-x=6
Subtract 1 from 7 to get 6.
x=-6
Multiply both sides by -1.
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