If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 7x2 + 9x + 11 = 0 Reorder the terms: 11 + 9x + 7x2 = 0 Solving 11 + 9x + 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'. 1.571428571 + 1.285714286x + x2 = 0 Move the constant term to the right: Add '-1.571428571' to each side of the equation. 1.571428571 + 1.285714286x + -1.571428571 + x2 = 0 + -1.571428571 Reorder the terms: 1.571428571 + -1.571428571 + 1.285714286x + x2 = 0 + -1.571428571 Combine like terms: 1.571428571 + -1.571428571 = 0.000000000 0.000000000 + 1.285714286x + x2 = 0 + -1.571428571 1.285714286x + x2 = 0 + -1.571428571 Combine like terms: 0 + -1.571428571 = -1.571428571 1.285714286x + x2 = -1.571428571 The x term is 1.285714286x. Take half its coefficient (0.642857143). Square it (0.4132653063) and add it to both sides. Add '0.4132653063' to each side of the equation. 1.285714286x + 0.4132653063 + x2 = -1.571428571 + 0.4132653063 Reorder the terms: 0.4132653063 + 1.285714286x + x2 = -1.571428571 + 0.4132653063 Combine like terms: -1.571428571 + 0.4132653063 = -1.1581632647 0.4132653063 + 1.285714286x + x2 = -1.1581632647 Factor a perfect square on the left side: (x + 0.642857143)(x + 0.642857143) = -1.1581632647 Can't calculate square root of the right side. The solution to this equation could not be determined.
| 11n=48 | | 6y-(-2+3y)=5-(2y+8) | | -2(6x-6)=-120 | | 5a^2+31a+28=0 | | -4r=4(4r-5) | | -2(x-6)=-6-3x | | c=5x+2.5 | | -4r=(4r-5) | | 5(y-3)-2y= | | 2y-3=6y+9-y | | -4.3x-2=-4.1x+1 | | -3-6x=6 | | -12n+2=-10n-18 | | -5(4x-4)=-80 | | (7x-11)(3x+1)= | | -10x-40+42=-19-19 | | 22+6x=6+12x | | 4x-6=5x+7 | | -48+47x=207 | | 6(3X-9)=18 | | 7(9-7x)=-84 | | 5f+5=f+20 | | 12x+18=2x+2(8+5x) | | 6(6-7x)=-6 | | a+b=3fora | | 36-18x-3=4-18x+30 | | 2COSX+2=3SECX | | -6(x+6)=5x+30 | | 5(18.4)+6=y-9 | | C=3.14(100) | | 15x^2-14x+2= | | 9n^2-45n+56=0 |