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7(a-1=)45
We move all terms to the left:
7(a-1-()45)=0
| 3(x+12)=2x+17 | | -3+5a=-10 | | 5(6x-4)=3(10x+8) | | 1.5+y-9=1.28 | | (3x+4)+(8x+11)=180 | | 3.7=k+18.05 | | 2.5(2z+5)=(z+2.5 | | -4-10=4x+3x | | 2m+10=7m-5 | | .82x=1200000 | | 1.75-9.25=1+n | | -9(y+4)=6y+39 | | -14+18x=2(5-3x) | | 2x+x/2+(3x+2)/4=7 | | -7(5+3a)=112 | | 15+y/y=0 | | 7x/2-7=7/2 | | 8u+37=5(u+2) | | 6v+7+8=9+3v-4+1 | | -4+4x+x-1=-(7-8x)-5(1+2x) | | 6x-20=124 | | j+3j-j=9 | | 32=v/3+11 | | z/12.5=0.8/1.2 | | 8b-8=-43 | | 3(12-4)=21-13m | | -2(6y-7)-y=-4(y-4) | | x-3*4=-15+3 | | n+(-5)=-15 | | 14x+60=-(30+x) | | 13=s-4 | | 28-2m=10 |