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40/2 = 0
20 = 0
L <> R
| 2w^2-13w+6= | | 4x^4-24x^2=0 | | 4/7x-6=-10/7x+12 | | 15a=-30 | | 0.055(x+2000)=0.08x+0.03(2000) | | 6x^2(x+7)=0 | | (x^2-6x-11)=0 | | 1h+3h+4h=100 | | 28-4k=-3k | | 3-5x=2x-25 | | x^2-54x+225=0 | | x^2-54+225=0 | | 5/11x-10=15 | | (5/11)x-10=15 | | 5x=19+2y | | 6x^2-45x+144=0 | | 0.6x-0.4(4)=2.6 | | 4x-8=-3x+41 | | 9(x-3)=-54 | | 2x-15=5x+9 | | 898*6/2-25+200= | | w^2+6w+19= | | 35-x=7-5x | | 5/3+7/5 | | X^2=16/9 | | 5y^2-16y-15=0 | | (5x^2+8x+5)=0 | | -18=-7(9x-6) | | -10a^2b^4/5a^-9b^-5 | | -32=x+6 | | -17+-14= | | (5-x)=22 |