If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -28x2 + 11x + -378 = 0 Reorder the terms: -378 + 11x + -28x2 = 0 Solving -378 + 11x + -28x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by -28 the coefficient of the squared term: Divide each side by '-28'. 13.5 + -0.3928571429x + x2 = 0 Move the constant term to the right: Add '-13.5' to each side of the equation. 13.5 + -0.3928571429x + -13.5 + x2 = 0 + -13.5 Reorder the terms: 13.5 + -13.5 + -0.3928571429x + x2 = 0 + -13.5 Combine like terms: 13.5 + -13.5 = 0.0 0.0 + -0.3928571429x + x2 = 0 + -13.5 -0.3928571429x + x2 = 0 + -13.5 Combine like terms: 0 + -13.5 = -13.5 -0.3928571429x + x2 = -13.5 The x term is -0.3928571429x. Take half its coefficient (-0.1964285715). Square it (0.03858418370) and add it to both sides. Add '0.03858418370' to each side of the equation. -0.3928571429x + 0.03858418370 + x2 = -13.5 + 0.03858418370 Reorder the terms: 0.03858418370 + -0.3928571429x + x2 = -13.5 + 0.03858418370 Combine like terms: -13.5 + 0.03858418370 = -13.4614158163 0.03858418370 + -0.3928571429x + x2 = -13.4614158163 Factor a perfect square on the left side: (x + -0.1964285715)(x + -0.1964285715) = -13.4614158163 Can't calculate square root of the right side. The solution to this equation could not be determined.
| 24-2t=4t | | 7w+2=w+94 | | 6(c+4)-4c=-8 | | 9b=-5 | | -2p-2(5-5p)=6(p-6)-8 | | 3x-5/4+x+33/5=12 | | -[7x-(3x+1)]=-6-[4(2x-3)-2x] | | (4.45x)+(4.85x)=51.80 | | -w+207=274 | | (4.45x+13.35)+(4.85x)=51.80 | | 3(4x-5)-2(x+3)=2(x-4) | | -3(w+1)=27 | | -[10x-(3x+6)]=-5-[4(3x-4)-3x] | | 36-u=221 | | 4x+3+2x-2-x=10 | | 23=-u+215 | | -[10z-(21z+3)]=3+(10z+2) | | 28=3w-17 | | x+(x*.06)=212 | | 9x+1=2(4x-4) | | 30=2v-10 | | 7.7=76.33 | | 3y+17=34 | | 12x+2=6x-10 | | 5w-13=22 | | 4+5x+1-7x= | | 3x+14=6a+5 | | -9p-5(6-3p)=3(p-4)-12 | | 3x+11x=8 | | 11m-6-8=22 | | 8m+8=15 | | 1.5(5-X)=1.25 |