If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 75x2 + 120x + 86 = 0 Reorder the terms: 86 + 120x + 75x2 = 0 Solving 86 + 120x + 75x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 75 the coefficient of the squared term: Divide each side by '75'. 1.146666667 + 1.6x + x2 = 0 Move the constant term to the right: Add '-1.146666667' to each side of the equation. 1.146666667 + 1.6x + -1.146666667 + x2 = 0 + -1.146666667 Reorder the terms: 1.146666667 + -1.146666667 + 1.6x + x2 = 0 + -1.146666667 Combine like terms: 1.146666667 + -1.146666667 = 0.000000000 0.000000000 + 1.6x + x2 = 0 + -1.146666667 1.6x + x2 = 0 + -1.146666667 Combine like terms: 0 + -1.146666667 = -1.146666667 1.6x + x2 = -1.146666667 The x term is 1.6x. Take half its coefficient (0.8). Square it (0.64) and add it to both sides. Add '0.64' to each side of the equation. 1.6x + 0.64 + x2 = -1.146666667 + 0.64 Reorder the terms: 0.64 + 1.6x + x2 = -1.146666667 + 0.64 Combine like terms: -1.146666667 + 0.64 = -0.506666667 0.64 + 1.6x + x2 = -0.506666667 Factor a perfect square on the left side: (x + 0.8)(x + 0.8) = -0.506666667 Can't calculate square root of the right side. The solution to this equation could not be determined.
| 9n+8n=24 | | 6x^2-6x-432=0 | | -8(u+1)=-2-14 | | 2n+7k=32 | | -8(4Y-7)=35-6Y | | 5.8(26-3.73x)= | | 1.5(10+a)=127.5 | | 0.75(a+4)=13.5 | | 2(p+10)=6(p+8) | | 2.50(a+15.00)=662.50 | | 2.50(a+15.00)=412.50 | | y+24=5y-8 | | 0x+2=2x-2 | | 0.5(a+150)=525 | | (48x+70y)+(45x-11y)= | | 0.5(a+150)=275 | | 9n^2-108n+324=0 | | 36x^4y^8-49z^12w^6=0 | | 0.75(s+7)=24 | | d-(0.25)d= | | 0.75(s+7)=15 | | 0.75(s+1)=15 | | (62x+59y)-(27x-2y)= | | 37.4y=187.0 | | (76x-52y)-(52x+10y)= | | (73x-63y)-(53x+36y)= | | -7y-9=-(y-1) | | (72x+49y)-(11x+36y)= | | 3.00(20+b)=90.00 | | 6x+32=4(x+5) | | -1/3(-3)-2= | | y=80+6x |