If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 9x2 = 4x + 4 Reorder the terms: 9x2 = 4 + 4x Solving 9x2 = 4 + 4x Solving for variable 'x'. Reorder the terms: -4 + -4x + 9x2 = 4 + 4x + -4 + -4x Reorder the terms: -4 + -4x + 9x2 = 4 + -4 + 4x + -4x Combine like terms: 4 + -4 = 0 -4 + -4x + 9x2 = 0 + 4x + -4x -4 + -4x + 9x2 = 4x + -4x Combine like terms: 4x + -4x = 0 -4 + -4x + 9x2 = 0 Begin completing the square. Divide all terms by 9 the coefficient of the squared term: Divide each side by '9'. -0.4444444444 + -0.4444444444x + x2 = 0 Move the constant term to the right: Add '0.4444444444' to each side of the equation. -0.4444444444 + -0.4444444444x + 0.4444444444 + x2 = 0 + 0.4444444444 Reorder the terms: -0.4444444444 + 0.4444444444 + -0.4444444444x + x2 = 0 + 0.4444444444 Combine like terms: -0.4444444444 + 0.4444444444 = 0.0000000000 0.0000000000 + -0.4444444444x + x2 = 0 + 0.4444444444 -0.4444444444x + x2 = 0 + 0.4444444444 Combine like terms: 0 + 0.4444444444 = 0.4444444444 -0.4444444444x + x2 = 0.4444444444 The x term is -0.4444444444x. Take half its coefficient (-0.2222222222). Square it (0.04938271604) and add it to both sides. Add '0.04938271604' to each side of the equation. -0.4444444444x + 0.04938271604 + x2 = 0.4444444444 + 0.04938271604 Reorder the terms: 0.04938271604 + -0.4444444444x + x2 = 0.4444444444 + 0.04938271604 Combine like terms: 0.4444444444 + 0.04938271604 = 0.49382716044 0.04938271604 + -0.4444444444x + x2 = 0.49382716044 Factor a perfect square on the left side: (x + -0.2222222222)(x + -0.2222222222) = 0.49382716044 Calculate the square root of the right side: 0.702728369 Break this problem into two subproblems by setting (x + -0.2222222222) equal to 0.702728369 and -0.702728369.Subproblem 1
x + -0.2222222222 = 0.702728369 Simplifying x + -0.2222222222 = 0.702728369 Reorder the terms: -0.2222222222 + x = 0.702728369 Solving -0.2222222222 + x = 0.702728369 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.2222222222' to each side of the equation. -0.2222222222 + 0.2222222222 + x = 0.702728369 + 0.2222222222 Combine like terms: -0.2222222222 + 0.2222222222 = 0.0000000000 0.0000000000 + x = 0.702728369 + 0.2222222222 x = 0.702728369 + 0.2222222222 Combine like terms: 0.702728369 + 0.2222222222 = 0.9249505912 x = 0.9249505912 Simplifying x = 0.9249505912Subproblem 2
x + -0.2222222222 = -0.702728369 Simplifying x + -0.2222222222 = -0.702728369 Reorder the terms: -0.2222222222 + x = -0.702728369 Solving -0.2222222222 + x = -0.702728369 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.2222222222' to each side of the equation. -0.2222222222 + 0.2222222222 + x = -0.702728369 + 0.2222222222 Combine like terms: -0.2222222222 + 0.2222222222 = 0.0000000000 0.0000000000 + x = -0.702728369 + 0.2222222222 x = -0.702728369 + 0.2222222222 Combine like terms: -0.702728369 + 0.2222222222 = -0.4805061468 x = -0.4805061468 Simplifying x = -0.4805061468Solution
The solution to the problem is based on the solutions from the subproblems. x = {0.9249505912, -0.4805061468}
| -3-6x=7 | | 10.4x=520 | | 6=0.25x | | x1/5=50 | | 11d-8d=18 | | 3x-18-5x-10=-14 | | 7u=-2 | | 9x=4x+4 | | X/-5.6=2.8 | | 5x=44x | | 6x^2+13x-5=(3x-1) | | 94x=-10x | | 3x-18-5x+10=-14 | | 2x+1-x=-1 | | 8.3=x/-5 | | 12x-3(x+5)=4(2x-4) | | 5b-4b=2 | | q1/2=8 | | 5x+2=2(2x-7) | | -23=-3x-2x+7 | | -4(x-1)=-4(2x+5)-2x | | 54(-0.3)= | | 2x+10=-8x-16 | | (3x+12)+(6x-15)=180 | | 75+52+67=180 | | (2x)+2=26-x | | 13(-19+16w)= | | t+12=16 | | 4(a-6)+10=2(a-6) | | 2x-2.2=14 | | 3(-x)-(-2+x)=2x+4 | | x^2-kx+15=0 |