If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 9x2 = -10x + 20 Reorder the terms: 9x2 = 20 + -10x Solving 9x2 = 20 + -10x Solving for variable 'x'. Reorder the terms: -20 + 10x + 9x2 = 20 + -10x + -20 + 10x Reorder the terms: -20 + 10x + 9x2 = 20 + -20 + -10x + 10x Combine like terms: 20 + -20 = 0 -20 + 10x + 9x2 = 0 + -10x + 10x -20 + 10x + 9x2 = -10x + 10x Combine like terms: -10x + 10x = 0 -20 + 10x + 9x2 = 0 Begin completing the square. Divide all terms by 9 the coefficient of the squared term: Divide each side by '9'. -2.222222222 + 1.111111111x + x2 = 0 Move the constant term to the right: Add '2.222222222' to each side of the equation. -2.222222222 + 1.111111111x + 2.222222222 + x2 = 0 + 2.222222222 Reorder the terms: -2.222222222 + 2.222222222 + 1.111111111x + x2 = 0 + 2.222222222 Combine like terms: -2.222222222 + 2.222222222 = 0.000000000 0.000000000 + 1.111111111x + x2 = 0 + 2.222222222 1.111111111x + x2 = 0 + 2.222222222 Combine like terms: 0 + 2.222222222 = 2.222222222 1.111111111x + x2 = 2.222222222 The x term is 1.111111111x. Take half its coefficient (0.5555555555). Square it (0.3086419752) and add it to both sides. Add '0.3086419752' to each side of the equation. 1.111111111x + 0.3086419752 + x2 = 2.222222222 + 0.3086419752 Reorder the terms: 0.3086419752 + 1.111111111x + x2 = 2.222222222 + 0.3086419752 Combine like terms: 2.222222222 + 0.3086419752 = 2.5308641972 0.3086419752 + 1.111111111x + x2 = 2.5308641972 Factor a perfect square on the left side: (x + 0.5555555555)(x + 0.5555555555) = 2.5308641972 Calculate the square root of the right side: 1.590869007 Break this problem into two subproblems by setting (x + 0.5555555555) equal to 1.590869007 and -1.590869007.Subproblem 1
x + 0.5555555555 = 1.590869007 Simplifying x + 0.5555555555 = 1.590869007 Reorder the terms: 0.5555555555 + x = 1.590869007 Solving 0.5555555555 + x = 1.590869007 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5555555555' to each side of the equation. 0.5555555555 + -0.5555555555 + x = 1.590869007 + -0.5555555555 Combine like terms: 0.5555555555 + -0.5555555555 = 0.0000000000 0.0000000000 + x = 1.590869007 + -0.5555555555 x = 1.590869007 + -0.5555555555 Combine like terms: 1.590869007 + -0.5555555555 = 1.0353134515 x = 1.0353134515 Simplifying x = 1.0353134515Subproblem 2
x + 0.5555555555 = -1.590869007 Simplifying x + 0.5555555555 = -1.590869007 Reorder the terms: 0.5555555555 + x = -1.590869007 Solving 0.5555555555 + x = -1.590869007 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5555555555' to each side of the equation. 0.5555555555 + -0.5555555555 + x = -1.590869007 + -0.5555555555 Combine like terms: 0.5555555555 + -0.5555555555 = 0.0000000000 0.0000000000 + x = -1.590869007 + -0.5555555555 x = -1.590869007 + -0.5555555555 Combine like terms: -1.590869007 + -0.5555555555 = -2.1464245625 x = -2.1464245625 Simplifying x = -2.1464245625Solution
The solution to the problem is based on the solutions from the subproblems. x = {1.0353134515, -2.1464245625}
| 25x+5(-5-1)=17 | | 3+30x=15x+9 | | 3(m+2)+5(m-1)= | | 7v+4=-52 | | 10h-13=57 | | 4n+3=13 | | 24x+6(-4-8)=23 | | x^2+16=9x | | 4n+3=6n-1 | | x^2+ox+25=0 | | 2x^2+3x+6=8 | | 6x+5=-8+3x+22 | | 7.34+8.87+8.21= | | 5x^2+59x+90=0 | | y=-4(-2)-12 | | 40-4x=8-8x | | -2-8p-9p-16p+(-18)=17 | | 10m+10=110 | | 5(-6+x)=-20 | | 2v^2+2v=60 | | 6-8x-2=-30+3x-10 | | 84+90+2x+118+2x+68=360 | | 2(5-7x)=-116 | | (x-9)(x-5)=5 | | -6x+6=5x+72 | | s*5-27=53 | | -25x^2-10x=0 | | 6(x+7)-5x=40 | | 12w^2-41w=-24 | | 3+11x=-27+x | | 5(6x-10)=250 | | 6n^2+3n=5 |