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x=129
We move all terms to the left:
x-(129)=0
We move all terms containing x to the left, all other terms to the right
x=129
| 4(6n+3)=3n-9 | | 13a+63=180 | | (a+11)+(2a)=17 | | 140+20b=180 | | 1.5d+.3=1+2.2d | | x-2=-1/6x+1/4 | | (3x+5=130 | | 5a+3+2a=17 | | 3x-6=8x+4=130 | | 6(n+7)=36+8n | | 3(6n+11)=18n+45 | | 20m-10=210 | | 2(x+9)=8 | | 6c+3=180 | | 4x+2-2x=-10 | | 1/4m+11=9 | | 1+4K-8k=17 | | x+62+x+84+44=180 | | 94-4x=85-3.5x | | 8(7y)=-24 | | 6(-5m+1)=56 | | 7x+8x+8x=180 | | -55.48+30.66x=2.67+7.4x | | 11u+37=180 | | 7x+7x+8x=180 | | 2(5-2)=-1+3(y-1) | | 1290=h10+h5 | | 15(2x-9)=10(x-9) | | -(2x+9)=-30 | | 6.25+0.75=4.75+0.90x | | -3/x=-9/3x+3 | | 252/n=6 |