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7=x-(-7
We move all terms to the left:
7-(x-(-7)=0
| 100-x=167 | | 8x+7-2x=22 | | 2.9=w-6 | | 1=d-1 | | c/2=1.85 | | 0.67=3.1-27c | | 640+26x=1420 | | (x)=6x/x^2-9 | | 2(8x+3)=4(4x+3/2) | | 3+6x=10x+3 | | 12x+4=7x-5 | | 15x6=10-24 | | 1/2(3x+16)=84 | | 10=-6x+4(x+7) | | v-1.39=1.61 | | -4(1+n)=4 | | x-12=x+3/4 | | c-4=4.4 | | x+3/4=x-12 | | -5(-5x+13)-5x+5=-50 | | r+7-4r=-20 | | A=1.9x1.9x1.9= | | 6+2r=62-2r | | 9w(w-9)-2=-7w+7(w-8) | | 3(5x+3)+2+5(4x-9)=36 | | 3x=191 | | x-5/5=17 | | -39(b-8)-5=9(b+2)+1 | | 4.06=1.185x | | 5x-14=8x= | | 4.06=18.5x | | 6n-35=5(5n-7) |