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8x-28-3\left(3x+1\right)=2-\left(7-x\right)
Use the distributive property to multiply 4 by 2x-7.
8x-28-9x-3=2-\left(7-x\right)
Use the distributive property to multiply -3 by 3x+1.
-x-28-3=2-\left(7-x\right)
Combine 8x and -9x to get -x.
-x-31=2-\left(7-x\right)
Subtract 3 from -28 to get -31.
-x-31=2-7-\left(-x\right)
To find the opposite of 7-x, find the opposite of each term.
-x-31=2-7+x
The opposite of -x is x.
-x-31=-5+x
Subtract 7 from 2 to get -5.
-x-31-x=-5
Subtract x from both sides.
-2x-31=-5
Combine -x and -x to get -2x.
-2x=-5+31
Add 31 to both sides.
-2x=26
Add -5 and 31 to get 26.
x=\frac{26}{-2}
Divide both sides by -2.
x=-13
Divide 26 by -2 to get -13.