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-7y^2(5y^2+9y-3)=0
| 325-7=6n | | 5a+2a-4a-a=18 | | (4x-1)(9x+4)=0 | | 6x=10x+14 | | 17-n=14+3 | | 8b+2=3+12 | | 3+2x=12-7x | | 16-6n=1-9n | | 20q-8q-7q=10 | | 29=v/5+16 | | 6.99+3.49/4.40925=b | | 7(p-4)-7=0 | | 2(n+1)=2n+2 | | 4n-5=1+7n | | 6.99+3.49/2=b | | x/2-13=19 | | 26=5.5x | | -6n-2=1-9n | | x^2-8x-75=9 | | 14n+n+n-14n-n=7 | | (7x-6)(6x+7)=0 | | 16/46=x/32 | | 2x^2+15x+49=0 | | 16/32=x/46 | | 2=y/4-14 | | x+47=86 | | 11x+13=77 | | -80=7k+19+3k | | -216^1-2x=-124 | | 20-6+2k=2 | | 8x-8(-7-x)=6 | | 20+8x=4+10x |