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n=1987
We move all terms to the left:
n-(1987)=0
We move all terms containing n to the left, all other terms to the right
n=1987
| (x+28)+(x+14)+(4x-10)=180 | | 8x-4(3x+15)=-44 | | F(n)=7 | | 2k+2k-2k-10=60 | | 6=6(-7+p) | | 2b+12=50 | | 108+5x=180 | | 38=46-j | | 9+8n=153 | | 2-8-5y=12-9y | | 3/7m=9/49 | | -25+p=-26 | | 69-t=17 | | 20d-d+2d-18d-d=16 | | 30+n=54 | | 6+10y=3 | | 170(1/5+b)=450 | | x+14+4x-17=180 | | 25.20=1.05r | | 15-v=165 | | 1=b+9 | | 7g-5g+2g+g=15 | | 10(4x+1)=12•9 | | -8=4r-7 | | 50-1x=90-9x | | 5(m-6)+10=15 | | Y=-9x²-18x-1 | | 12+1x=-6x+75 | | 42.40=1.06r | | 3n+8=-15 | | 10(4x+1)=12(9) | | q-q+4q=20 |