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7.5/(4.5-5.125)
7.5/(-0.625)
-12
| 5(-9+x)=-45 | | 6(1/4x)1.5=9 | | -9=v+6 | | 14x-21x= | | 3(y-9)=5y-27 | | 2*5-9=9 | | 12x-15=45 | | 2*0-9=9 | | 2*9-9=9 | | 2+x-1=0 | | 2*-7-9=9 | | -2x-81=7x-18 | | H(t)=-5t^2+5t+10 | | 8x-5=6x-51 | | -4v=20 | | u/7-8=-12 | | 2y-4(3y+5)=2+2(y-5) | | 2(-8-2x)=-8 | | 3x+28=9x-2 | | 2(3x-2)=4x | | 28=-4(-8+1) | | 4+x-1=0 | | 28=-4(-7+1) | | 28=-4(1+1) | | 6v+18=0 | | 24-4x=-12 | | 28=-4(2+1) | | 2y+10=3-5y | | 2x+76+84=360 | | v/3=18.75 | | -3+4n=3+6n | | 90+9x-7+7x+1=180 |