If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 7x2 + 6x + 78 = 0 Reorder the terms: 78 + 6x + 7x2 = 0 Solving 78 + 6x + 7x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 7 the coefficient of the squared term: Divide each side by '7'. 11.14285714 + 0.8571428571x + x2 = 0 Move the constant term to the right: Add '-11.14285714' to each side of the equation. 11.14285714 + 0.8571428571x + -11.14285714 + x2 = 0 + -11.14285714 Reorder the terms: 11.14285714 + -11.14285714 + 0.8571428571x + x2 = 0 + -11.14285714 Combine like terms: 11.14285714 + -11.14285714 = 0.00000000 0.00000000 + 0.8571428571x + x2 = 0 + -11.14285714 0.8571428571x + x2 = 0 + -11.14285714 Combine like terms: 0 + -11.14285714 = -11.14285714 0.8571428571x + x2 = -11.14285714 The x term is 0.8571428571x. Take half its coefficient (0.4285714286). Square it (0.1836734694) and add it to both sides. Add '0.1836734694' to each side of the equation. 0.8571428571x + 0.1836734694 + x2 = -11.14285714 + 0.1836734694 Reorder the terms: 0.1836734694 + 0.8571428571x + x2 = -11.14285714 + 0.1836734694 Combine like terms: -11.14285714 + 0.1836734694 = -10.9591836706 0.1836734694 + 0.8571428571x + x2 = -10.9591836706 Factor a perfect square on the left side: (x + 0.4285714286)(x + 0.4285714286) = -10.9591836706 Can't calculate square root of the right side. The solution to this equation could not be determined.
| 17/4-s=10 | | d-6/2=14 | | 5+m/2=11 | | 5x5-28/6 | | 94-7x=7x+18 | | a+y/5=6 | | 12x-226=2x-6 | | a+7/5=6 | | 5+12x=126+xd | | (7x-2)(3x-1)=0 | | 6(2x-1)=5(2x+4) | | 8.5/0.5 | | 7=3x-4y | | c=x+y/b | | 2(7)+7=2+3(4(7))+17 | | 7=5+4x/7 | | 4x(5-x)=20(x-1) | | -3/4y^2=-3/64 | | 1/3x^2=4/27 | | 5h-7=(h-2)+3 | | 1/2(x^2+3)-2=10 | | -3x/5+2=6 | | 7m-(6m-9)=-5 | | x^2-100=6x^2-2100 | | 4y/3-16=24 | | 4(x^2)+3=11 | | -2x/3=-4/9 | | -2(t^2+4)=-87.38 | | 9+4t^2=9 | | x+8+2x=x+8+2x | | 4-3t^2=-48.92 | | m^2-25/3m+15/5-m/3 |