If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 9x2 + -39x + 280 = 0 Reorder the terms: 280 + -39x + 9x2 = 0 Solving 280 + -39x + 9x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 9 the coefficient of the squared term: Divide each side by '9'. 31.11111111 + -4.333333333x + x2 = 0 Move the constant term to the right: Add '-31.11111111' to each side of the equation. 31.11111111 + -4.333333333x + -31.11111111 + x2 = 0 + -31.11111111 Reorder the terms: 31.11111111 + -31.11111111 + -4.333333333x + x2 = 0 + -31.11111111 Combine like terms: 31.11111111 + -31.11111111 = 0.00000000 0.00000000 + -4.333333333x + x2 = 0 + -31.11111111 -4.333333333x + x2 = 0 + -31.11111111 Combine like terms: 0 + -31.11111111 = -31.11111111 -4.333333333x + x2 = -31.11111111 The x term is -4.333333333x. Take half its coefficient (-2.166666667). Square it (4.694444446) and add it to both sides. Add '4.694444446' to each side of the equation. -4.333333333x + 4.694444446 + x2 = -31.11111111 + 4.694444446 Reorder the terms: 4.694444446 + -4.333333333x + x2 = -31.11111111 + 4.694444446 Combine like terms: -31.11111111 + 4.694444446 = -26.416666664 4.694444446 + -4.333333333x + x2 = -26.416666664 Factor a perfect square on the left side: (x + -2.166666667)(x + -2.166666667) = -26.416666664 Can't calculate square root of the right side. The solution to this equation could not be determined.
| x+y=x+y | | 64/96 | | 96/64 | | X^5=-231 | | .2*a=6 | | -12w+12=3w+5 | | x2-7+49/4 | | 6-x=9x-6 | | 1-(2/3y)=6/15 | | g/4=-13.1 | | 11x-140=25x-0 | | -80.1=-8.9n | | 5x+9=9x^2-34x+289 | | 44z-2=2-44z | | 3x^3+2x+2=0 | | 8x-5=8(x+9) | | (-4)+p=(-3) | | 15(10p-7)+13p=58 | | 13(x-3)=3(2x+1)-1 | | 7.6=z-8 | | x+2.7=8.5 | | -6w+7=13w+13 | | -3y=9x-15 | | a/3=9-2/2 | | (-7)+d=(-5) | | 21/x=7/2 | | 6/3x=15(3) | | y=-1/2x | | 6x=15(3) | | (2x+6)=8(9+x)-12 | | 4x/(x-5)-20/(x+5)=200/(x^2-25) | | 34w-7=34w-7 |