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56-(91/7) = 0
56-13 = 0
43 = 0
L <> R
| 2*x^2+3*x+15=80 | | 6w+8-8=50+8 | | 6X+9=37 | | m=4(20)+2(8) | | a^2-b^2=5 | | 3x(2-c)=0 | | 2x^2=4x^2-8 | | 4x(5x+6)=0 | | log(6x-1)=log(2x+15) | | (-2ln2-(1/2))-(-ln1-1) | | 2/5=3/x | | 6-4x=3(2-x) | | x^2=9/12 | | 8x^2=-1 | | 9/4-b^2c^4= | | (5x+4)(9x-8y+3)= | | 0.49-f^2g^8= | | 17v^2-68= | | X+-6=-27 | | (-3(9+3x+x^2)+x(9+3x+x^2))=98 | | 4y+49-13y-78+23y=0 | | 7x-12=x+10 | | 64-x=100 | | 4z+3=6+22 | | 1/3x-7=1/4x-8 | | (3r+2t)= | | 11w=7902 | | 7u+10=5 | | 3x-2-1=2 | | 20-7x=60-3x | | (8ax+3a)(4x^2-3ax-8a^2)=-(84a^3x^2) | | 5(1+-21)=4(-21+4) |