If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -9x2 + 8x + 3 = 0 Reorder the terms: 3 + 8x + -9x2 = 0 Solving 3 + 8x + -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'. -0.3333333333 + -0.8888888889x + x2 = 0 Move the constant term to the right: Add '0.3333333333' to each side of the equation. -0.3333333333 + -0.8888888889x + 0.3333333333 + x2 = 0 + 0.3333333333 Reorder the terms: -0.3333333333 + 0.3333333333 + -0.8888888889x + x2 = 0 + 0.3333333333 Combine like terms: -0.3333333333 + 0.3333333333 = 0.0000000000 0.0000000000 + -0.8888888889x + x2 = 0 + 0.3333333333 -0.8888888889x + x2 = 0 + 0.3333333333 Combine like terms: 0 + 0.3333333333 = 0.3333333333 -0.8888888889x + x2 = 0.3333333333 The x term is -0.8888888889x. Take half its coefficient (-0.4444444445). Square it (0.1975308642) and add it to both sides. Add '0.1975308642' to each side of the equation. -0.8888888889x + 0.1975308642 + x2 = 0.3333333333 + 0.1975308642 Reorder the terms: 0.1975308642 + -0.8888888889x + x2 = 0.3333333333 + 0.1975308642 Combine like terms: 0.3333333333 + 0.1975308642 = 0.5308641975 0.1975308642 + -0.8888888889x + x2 = 0.5308641975 Factor a perfect square on the left side: (x + -0.4444444445)(x + -0.4444444445) = 0.5308641975 Calculate the square root of the right side: 0.72860428 Break this problem into two subproblems by setting (x + -0.4444444445) equal to 0.72860428 and -0.72860428.Subproblem 1
x + -0.4444444445 = 0.72860428 Simplifying x + -0.4444444445 = 0.72860428 Reorder the terms: -0.4444444445 + x = 0.72860428 Solving -0.4444444445 + x = 0.72860428 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.4444444445' to each side of the equation. -0.4444444445 + 0.4444444445 + x = 0.72860428 + 0.4444444445 Combine like terms: -0.4444444445 + 0.4444444445 = 0.0000000000 0.0000000000 + x = 0.72860428 + 0.4444444445 x = 0.72860428 + 0.4444444445 Combine like terms: 0.72860428 + 0.4444444445 = 1.1730487245 x = 1.1730487245 Simplifying x = 1.1730487245Subproblem 2
x + -0.4444444445 = -0.72860428 Simplifying x + -0.4444444445 = -0.72860428 Reorder the terms: -0.4444444445 + x = -0.72860428 Solving -0.4444444445 + x = -0.72860428 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.4444444445' to each side of the equation. -0.4444444445 + 0.4444444445 + x = -0.72860428 + 0.4444444445 Combine like terms: -0.4444444445 + 0.4444444445 = 0.0000000000 0.0000000000 + x = -0.72860428 + 0.4444444445 x = -0.72860428 + 0.4444444445 Combine like terms: -0.72860428 + 0.4444444445 = -0.2841598355 x = -0.2841598355 Simplifying x = -0.2841598355Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.1730487245, -0.2841598355}
| 2(x+7)=83 | | t^3+t^2+t+1=0 | | 2x+24=-2x-12 | | 3m=m+6 | | 20t^2-16t=48 | | 5(3m+4)+4=3(4m+7) | | 4x^2-25x+25=-9x+10 | | -3(25+5)=15 | | 8(y-1)=4y-20 | | -8p+3=-39 | | 1m+4=4 | | ln(x^5)-3lnx= | | -2x^2+4x+3=0 | | 8(1y-1)=4y-20 | | (x+10)-(x+17)=7 | | 3c-13=5-c | | 4y=y+6 | | 11x+1=180 | | (2x+3)(3x^2-16x+21)=0 | | 2b+4=-9b-18 | | 3x-6+6x=12x-3-3x | | 11x-1=180 | | 19(-86a+52)=-38(-8a+178) | | 14-8d=-6d-12 | | 1-4x=-7x+28 | | 3+5a=9+4a | | x+10-4x=-11 | | 33=-7(6y-8) | | 3c^2+15c=0 | | 7x+8=4x+41 | | 3x-2(7+3x)=1+6(x-1) | | -8(1+3s)=21 |